390468402

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{274591}}^1$

素因数の和:274678

約数の個数: 24

約数和(自身を含む): 856727040

約数和(自身を除く): 466258638

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 274591, 549182, 823773, 1647546, 2471319, 4942638, 21692689, 43385378, 65078067, 130156134, 195234201, 390468402]

約数ペア:

[(1, 390468402), (2, 195234201), (3, 130156134), (6, 65078067), (9, 43385378), (18, 21692689), (79, 4942638), (158, 2471319), (237, 1647546), (474, 823773), (711, 549182), (1422, 274591)]