490147002

素因数分解:

$2^1\times 3^2\times {\mathrm{389}}^1\times {\mathrm{70001}}^1$

素因数の和:70398

約数の個数: 24

約数和(自身を含む): 1064730420

約数和(自身を除く): 574583418

約数列:

[1, 2, 3, 6, 9, 18, 389, 778, 1167, 2334, 3501, 7002, 70001, 140002, 210003, 420006, 630009, 1260018, 27230389, 54460778, 81691167, 163382334, 245073501, 490147002]

約数ペア:

[(1, 490147002), (2, 245073501), (3, 163382334), (6, 81691167), (9, 54460778), (18, 27230389), (389, 1260018), (778, 630009), (1167, 420006), (2334, 210003), (3501, 140002), (7002, 70001)]