13928495

素因数分解:

$5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{409}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 19630800

約数和(自身を除く): 5702305

約数列:

[1, 5, 7, 35, 49, 139, 245, 409, 695, 973, 2045, 2863, 4865, 6811, 14315, 20041, 34055, 56851, 100205, 284255, 397957, 1989785, 2785699, 13928495]

約数ペア:

[(1, 13928495), (5, 2785699), (7, 1989785), (35, 397957), (49, 284255), (139, 100205), (245, 56851), (409, 34055), (695, 20041), (973, 14315), (2045, 6811), (2863, 4865)]