71975358

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 128

約数和(自身を含む): 200202240

約数和(自身を除く): 128226882

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 97, 117, 126, 151, 182, 189, 194, 234, 273, 291, 302, 351, 378, 453, 546, 582, 679, 702, 819, 873, 906, 1057, 1261, 1358, 1359, 1638, 1746, 1963, 2037, 2114, 2457, 2522, 2619, 2718, 3171, 3783, 3926, 4074, 4077, 4914, 5238, 5889, 6111, 6342, 7566, 8154, 8827, 9513, 11349, 11778, 12222, 13741, 14647, 17654, 17667, 18333, 19026, 22698, 26481, 27482, 28539, 29294, 34047, 35334, 36666, 41223, 43941, 52962, 53001, 57078, 68094, 79443, 82446, 87882, 102529, 106002, 123669, 131823, 158886, 190411, 205058, 238329, 247338, 263646, 307587, 371007, 380822, 395469, 476658, 571233, 615174, 742014, 790938, 922761, 1142466, 1332877, 1713699, 1845522, 2665754, 2768283, 3427398, 3998631, 5141097, 5536566, 7997262, 10282194, 11995893, 23991786, 35987679, 71975358]

約数ペア:

[(1, 71975358), (2, 35987679), (3, 23991786), (6, 11995893), (7, 10282194), (9, 7997262), (13, 5536566), (14, 5141097), (18, 3998631), (21, 3427398), (26, 2768283), (27, 2665754), (39, 1845522), (42, 1713699), (54, 1332877), (63, 1142466), (78, 922761), (91, 790938), (97, 742014), (117, 615174), (126, 571233), (151, 476658), (182, 395469), (189, 380822), (194, 371007), (234, 307587), (273, 263646), (291, 247338), (302, 238329), (351, 205058), (378, 190411), (453, 158886), (546, 131823), (582, 123669), (679, 106002), (702, 102529), (819, 87882), (873, 82446), (906, 79443), (1057, 68094), (1261, 57078), (1358, 53001), (1359, 52962), (1638, 43941), (1746, 41223), (1963, 36666), (2037, 35334), (2114, 34047), (2457, 29294), (2522, 28539), (2619, 27482), (2718, 26481), (3171, 22698), (3783, 19026), (3926, 18333), (4074, 17667), (4077, 17654), (4914, 14647), (5238, 13741), (5889, 12222), (6111, 11778), (6342, 11349), (7566, 9513), (8154, 8827)]