81080364

素因数分解:

$2^2\times 3^1\times {\mathrm{103}}^1\times {\mathrm{65599}}^1$

素因数の和:65709

約数の個数: 24

約数和(自身を含む): 191027200

約数和(自身を除く): 109946836

約数列:

[1, 2, 3, 4, 6, 12, 103, 206, 309, 412, 618, 1236, 65599, 131198, 196797, 262396, 393594, 787188, 6756697, 13513394, 20270091, 27026788, 40540182, 81080364]

約数ペア:

[(1, 81080364), (2, 40540182), (3, 27026788), (4, 20270091), (6, 13513394), (12, 6756697), (103, 787188), (206, 393594), (309, 262396), (412, 196797), (618, 131198), (1236, 65599)]