12806955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 25671360

約数和(自身を除く): 12864405

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 109, 315, 327, 373, 545, 763, 981, 1119, 1635, 1865, 2289, 2611, 3357, 3815, 4905, 5595, 6867, 7833, 11445, 13055, 16785, 23499, 34335, 39165, 40657, 117495, 121971, 203285, 284599, 365913, 609855, 853797, 1422995, 1829565, 2561391, 4268985, 12806955]

約数ペア:

[(1, 12806955), (3, 4268985), (5, 2561391), (7, 1829565), (9, 1422995), (15, 853797), (21, 609855), (35, 365913), (45, 284599), (63, 203285), (105, 121971), (109, 117495), (315, 40657), (327, 39165), (373, 34335), (545, 23499), (763, 16785), (981, 13055), (1119, 11445), (1635, 7833), (1865, 6867), (2289, 5595), (2611, 4905), (3357, 3815)]