199920111

素因数分解:

$3^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1\times {\mathrm{661}}^1$

素因数の和:1402

約数の個数: 16

約数和(自身を含む): 268920288

約数和(自身を除く): 69000177

約数列:

[1, 3, 181, 543, 557, 661, 1671, 1983, 100817, 119641, 302451, 358923, 368177, 1104531, 66640037, 199920111]

約数ペア:

[(1, 199920111), (3, 66640037), (181, 1104531), (543, 368177), (557, 358923), (661, 302451), (1671, 119641), (1983, 100817)]