631624987

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{67187}}^1$

素因数の和:67290

約数の個数: 16

約数和(自身を含む): 774005760

約数和(自身を除く): 142380773

約数列:

[1, 7, 17, 79, 119, 553, 1343, 9401, 67187, 470309, 1142179, 5307773, 7995253, 37154411, 90232141, 631624987]

約数ペア:

[(1, 631624987), (7, 90232141), (17, 37154411), (79, 7995253), (119, 5307773), (553, 1142179), (1343, 470309), (9401, 67187)]