218221610

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{216061}}^1$

素因数の和:216169

約数の個数: 16

約数和(自身を含む): 396689832

約数和(自身を除く): 178468222

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 216061, 432122, 1080305, 2160610, 21822161, 43644322, 109110805, 218221610]

約数ペア:

[(1, 218221610), (2, 109110805), (5, 43644322), (10, 21822161), (101, 2160610), (202, 1080305), (505, 432122), (1010, 216061)]