69971915

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{4871}}^1$

素因数の和:4919

約数の個数: 24

約数和(自身を含む): 96290208

約数和(自身を除く): 26318293

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 845, 1105, 2873, 4871, 14365, 24355, 63323, 82807, 316615, 414035, 823199, 1076491, 4115995, 5382455, 13994383, 69971915]

約数ペア:

[(1, 69971915), (5, 13994383), (13, 5382455), (17, 4115995), (65, 1076491), (85, 823199), (169, 414035), (221, 316615), (845, 82807), (1105, 63323), (2873, 24355), (4871, 14365)]