55171818

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1721}}^1$

素因数の和:1879

約数の個数: 48

約数和(自身を含む): 129749256

約数和(自身を除く): 74577438

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 137, 234, 274, 411, 822, 1233, 1721, 1781, 2466, 3442, 3562, 5163, 5343, 10326, 10686, 15489, 16029, 22373, 30978, 32058, 44746, 67119, 134238, 201357, 235777, 402714, 471554, 707331, 1414662, 2121993, 3065101, 4243986, 6130202, 9195303, 18390606, 27585909, 55171818]

約数ペア:

[(1, 55171818), (2, 27585909), (3, 18390606), (6, 9195303), (9, 6130202), (13, 4243986), (18, 3065101), (26, 2121993), (39, 1414662), (78, 707331), (117, 471554), (137, 402714), (234, 235777), (274, 201357), (411, 134238), (822, 67119), (1233, 44746), (1721, 32058), (1781, 30978), (2466, 22373), (3442, 16029), (3562, 15489), (5163, 10686), (5343, 10326)]