47880889

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 24

約数和(自身を含む): 57620160

約数和(自身を除く): 9739271

約数列:

[1, 7, 49, 53, 103, 179, 371, 721, 1253, 2597, 5047, 5459, 8771, 9487, 18437, 38213, 66409, 129059, 267491, 464863, 903413, 977161, 6840127, 47880889]

約数ペア:

[(1, 47880889), (7, 6840127), (49, 977161), (53, 903413), (103, 464863), (179, 267491), (371, 129059), (721, 66409), (1253, 38213), (2597, 18437), (5047, 9487), (5459, 8771)]