38775555

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:605

約数の個数: 96

約数和(自身を含む): 87744384

約数和(自身を除く): 48968829

約数列:

[1, 3, 5, 7, 9, 13, 15, 17, 21, 35, 39, 45, 51, 63, 65, 85, 91, 105, 117, 119, 153, 195, 221, 255, 273, 315, 357, 455, 557, 585, 595, 663, 765, 819, 1071, 1105, 1365, 1547, 1671, 1785, 1989, 2785, 3315, 3899, 4095, 4641, 5013, 5355, 7241, 7735, 8355, 9469, 9945, 11697, 13923, 19495, 21723, 23205, 25065, 28407, 35091, 36205, 47345, 50687, 58485, 65169, 66283, 69615, 85221, 108615, 123097, 142035, 152061, 175455, 198849, 253435, 325845, 331415, 369291, 426105, 456183, 596547, 615485, 760305, 861679, 994245, 1107873, 1846455, 2280915, 2585037, 2982735, 4308395, 5539365, 7755111, 12925185, 38775555]

約数ペア:

[(1, 38775555), (3, 12925185), (5, 7755111), (7, 5539365), (9, 4308395), (13, 2982735), (15, 2585037), (17, 2280915), (21, 1846455), (35, 1107873), (39, 994245), (45, 861679), (51, 760305), (63, 615485), (65, 596547), (85, 456183), (91, 426105), (105, 369291), (117, 331415), (119, 325845), (153, 253435), (195, 198849), (221, 175455), (255, 152061), (273, 142035), (315, 123097), (357, 108615), (455, 85221), (557, 69615), (585, 66283), (595, 65169), (663, 58485), (765, 50687), (819, 47345), (1071, 36205), (1105, 35091), (1365, 28407), (1547, 25065), (1671, 23205), (1785, 21723), (1989, 19495), (2785, 13923), (3315, 11697), (3899, 9945), (4095, 9469), (4641, 8355), (5013, 7735), (5355, 7241)]