2158251

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1066

約数の個数: 16

約数和(自身を含む): 3102720

約数和(自身を除く): 944469

約数列:

[1, 3, 23, 31, 69, 93, 713, 1009, 2139, 3027, 23207, 31279, 69621, 93837, 719417, 2158251]

約数ペア:

[(1, 2158251), (3, 719417), (23, 93837), (31, 69621), (69, 31279), (93, 23207), (713, 3027), (1009, 2139)]