726493684

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{489551}}^1$

素因数の和:489615

約数の個数: 24

約数和(自身を含む): 1480405248

約数和(自身を除く): 753911564

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 489551, 979102, 1958204, 3426857, 6853714, 13707428, 25946203, 51892406, 103784812, 181623421, 363246842, 726493684]

約数ペア:

[(1, 726493684), (2, 363246842), (4, 181623421), (7, 103784812), (14, 51892406), (28, 25946203), (53, 13707428), (106, 6853714), (212, 3426857), (371, 1958204), (742, 979102), (1484, 489551)]