8981205012

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{286427}}^1$

素因数の和:286517

約数の個数: 72

約数和(自身を含む): 24813830496

約数和(自身を除く): 15832625484

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 67, 78, 117, 134, 156, 201, 234, 268, 402, 468, 603, 804, 871, 1206, 1742, 2412, 2613, 3484, 5226, 7839, 10452, 15678, 31356, 286427, 572854, 859281, 1145708, 1718562, 2577843, 3437124, 3723551, 5155686, 7447102, 10311372, 11170653, 14894204, 19190609, 22341306, 33511959, 38381218, 44682612, 57571827, 67023918, 76762436, 115143654, 134047836, 172715481, 230287308, 249477917, 345430962, 498955834, 690861924, 748433751, 997911668, 1496867502, 2245301253, 2993735004, 4490602506, 8981205012]

約数ペア:

[(1, 8981205012), (2, 4490602506), (3, 2993735004), (4, 2245301253), (6, 1496867502), (9, 997911668), (12, 748433751), (13, 690861924), (18, 498955834), (26, 345430962), (36, 249477917), (39, 230287308), (52, 172715481), (67, 134047836), (78, 115143654), (117, 76762436), (134, 67023918), (156, 57571827), (201, 44682612), (234, 38381218), (268, 33511959), (402, 22341306), (468, 19190609), (603, 14894204), (804, 11170653), (871, 10311372), (1206, 7447102), (1742, 5155686), (2412, 3723551), (2613, 3437124), (3484, 2577843), (5226, 1718562), (7839, 1145708), (10452, 859281), (15678, 572854), (31356, 286427)]