9963145

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 12252240

約数和(自身を除く): 2289095

約数列:

[1, 5, 101, 109, 181, 505, 545, 905, 11009, 18281, 19729, 55045, 91405, 98645, 1992629, 9963145]

約数ペア:

[(1, 9963145), (5, 1992629), (101, 98645), (109, 91405), (181, 55045), (505, 19729), (545, 18281), (905, 11009)]