68491556

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{22861}}^1$

素因数の和:22979

約数の個数: 24

約数和(自身を含む): 138269376

約数和(自身を除く): 69777820

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2996, 22861, 45722, 91444, 160027, 320054, 640108, 2446127, 4892254, 9784508, 17122889, 34245778, 68491556]

約数ペア:

[(1, 68491556), (2, 34245778), (4, 17122889), (7, 9784508), (14, 4892254), (28, 2446127), (107, 640108), (214, 320054), (428, 160027), (749, 91444), (1498, 45722), (2996, 22861)]