1223199985

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{94201}}^1$

素因数の和:94273

約数の個数: 24

約数和(自身を含む): 1739722536

約数和(自身を除く): 516522551

約数列:

[1, 5, 7, 35, 49, 53, 245, 265, 371, 1855, 2597, 12985, 94201, 471005, 659407, 3297035, 4615849, 4992653, 23079245, 24963265, 34948571, 174742855, 244639997, 1223199985]

約数ペア:

[(1, 1223199985), (5, 244639997), (7, 174742855), (35, 34948571), (49, 24963265), (53, 23079245), (245, 4992653), (265, 4615849), (371, 3297035), (1855, 659407), (2597, 471005), (12985, 94201)]