13198885

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3169}}^1$

素因数の和:3205

約数の個数: 24

約数和(自身を含む): 19514520

約数和(自身を除く): 6315635

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 3169, 4165, 15845, 22183, 53873, 110915, 155281, 269365, 377111, 776405, 1885555, 2639777, 13198885]

約数ペア:

[(1, 13198885), (5, 2639777), (7, 1885555), (17, 776405), (35, 377111), (49, 269365), (85, 155281), (119, 110915), (245, 53873), (595, 22183), (833, 15845), (3169, 4165)]