51711807

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20693}}^1$

素因数の和:20727

約数の個数: 24

約数和(自身を含む): 84928176

約数和(自身を除く): 33216369

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 20693, 62079, 144851, 351781, 434553, 1013957, 1055343, 2462467, 3041871, 7387401, 17237269, 51711807]

約数ペア:

[(1, 51711807), (3, 17237269), (7, 7387401), (17, 3041871), (21, 2462467), (49, 1055343), (51, 1013957), (119, 434553), (147, 351781), (357, 144851), (833, 62079), (2499, 20693)]