981020915

素因数分解:

$5^1\times 7^2\times {\mathrm{283}}^1\times {\mathrm{14149}}^1$

素因数の和:14451

約数の個数: 24

約数和(自身を含む): 1374361200

約数和(自身を除く): 393340285

約数列:

[1, 5, 7, 35, 49, 245, 283, 1415, 1981, 9905, 13867, 14149, 69335, 70745, 99043, 495215, 693301, 3466505, 4004167, 20020835, 28029169, 140145845, 196204183, 981020915]

約数ペア:

[(1, 981020915), (5, 196204183), (7, 140145845), (35, 28029169), (49, 20020835), (245, 4004167), (283, 3466505), (1415, 693301), (1981, 495215), (9905, 99043), (13867, 70745), (14149, 69335)]