28351567931895

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^2\times {\mathrm{157}}^1\times {\mathrm{38971}}^1$

素因数の和:39330

約数の個数: 144

約数和(自身を含む): 53866548738912

約数和(自身を除く): 25514980807017

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 89, 117, 157, 195, 267, 445, 471, 585, 785, 801, 1157, 1335, 1413, 2041, 2355, 3471, 4005, 5785, 6123, 7065, 7921, 10205, 10413, 13973, 17355, 18369, 23763, 30615, 38971, 39605, 41919, 52065, 69865, 71289, 91845, 102973, 116913, 118815, 125757, 181649, 194855, 209595, 308919, 350739, 356445, 506623, 514865, 544947, 584565, 628785, 908245, 926757, 1243597, 1519869, 1544595, 1634841, 1753695, 2533115, 2724735, 3468419, 3730791, 4559607, 4633785, 6118447, 6217985, 7599345, 8174205, 10405257, 11192373, 16166761, 17342095, 18355341, 18653955, 22798035, 30592235, 31215771, 45089447, 48500283, 52026285, 55066023, 55961865, 79539811, 80833805, 91776705, 135268341, 145500849, 156078855, 225447235, 238619433, 242501415, 275330115, 308689291, 397699055, 405805023, 544541783, 676341705, 715858299, 727504245, 926067873, 1193097165, 1543446455, 1633625349, 2029025115, 2722708915, 2778203619, 3579291495, 4012960783, 4630339365, 4900876047, 7079043179, 8168126745, 12038882349, 13891018095, 20064803915, 21237129537, 24504380235, 35395215895, 36116647047, 48464218687, 60194411745, 63711388611, 106185647685, 145392656061, 180583235235, 242321093435, 318556943055, 436177968183, 630034842931, 726963280305, 1890104528793, 2180889840915, 3150174214655, 5670313586379, 9450522643965, 28351567931895]

約数ペア:

[(1, 28351567931895), (3, 9450522643965), (5, 5670313586379), (9, 3150174214655), (13, 2180889840915), (15, 1890104528793), (39, 726963280305), (45, 630034842931), (65, 436177968183), (89, 318556943055), (117, 242321093435), (157, 180583235235), (195, 145392656061), (267, 106185647685), (445, 63711388611), (471, 60194411745), (585, 48464218687), (785, 36116647047), (801, 35395215895), (1157, 24504380235), (1335, 21237129537), (1413, 20064803915), (2041, 13891018095), (2355, 12038882349), (3471, 8168126745), (4005, 7079043179), (5785, 4900876047), (6123, 4630339365), (7065, 4012960783), (7921, 3579291495), (10205, 2778203619), (10413, 2722708915), (13973, 2029025115), (17355, 1633625349), (18369, 1543446455), (23763, 1193097165), (30615, 926067873), (38971, 727504245), (39605, 715858299), (41919, 676341705), (52065, 544541783), (69865, 405805023), (71289, 397699055), (91845, 308689291), (102973, 275330115), (116913, 242501415), (118815, 238619433), (125757, 225447235), (181649, 156078855), (194855, 145500849), (209595, 135268341), (308919, 91776705), (350739, 80833805), (356445, 79539811), (506623, 55961865), (514865, 55066023), (544947, 52026285), (584565, 48500283), (628785, 45089447), (908245, 31215771), (926757, 30592235), (1243597, 22798035), (1519869, 18653955), (1544595, 18355341), (1634841, 17342095), (1753695, 16166761), (2533115, 11192373), (2724735, 10405257), (3468419, 8174205), (3730791, 7599345), (4559607, 6217985), (4633785, 6118447)]