251431427

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1\times {\mathrm{1789}}^1$

素因数の和:2390

約数の個数: 16

約数和(自身を含む): 285684000

約数和(自身を除く): 34252573

約数列:

[1, 13, 19, 247, 569, 1789, 7397, 10811, 23257, 33991, 140543, 441883, 1017941, 13233233, 19340879, 251431427]

約数ペア:

[(1, 251431427), (13, 19340879), (19, 13233233), (247, 1017941), (569, 441883), (1789, 140543), (7397, 33991), (10811, 23257)]