40421895

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19387}}^1$

素因数の和:19534

約数の個数: 16

約数和(自身を含む): 65143680

約数和(自身を除く): 24721785

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 19387, 58161, 96935, 290805, 2694793, 8084379, 13473965, 40421895]

約数ペア:

[(1, 40421895), (3, 13473965), (5, 8084379), (15, 2694793), (139, 290805), (417, 96935), (695, 58161), (2085, 19387)]