122781604

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{253681}}^1$

素因数の和:253707

約数の個数: 18

約数和(自身を含む): 236177942

約数和(自身を除く): 113396338

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 253681, 507362, 1014724, 2790491, 5580982, 11161964, 30695401, 61390802, 122781604]

約数ペア:

[(1, 122781604), (2, 61390802), (4, 30695401), (11, 11161964), (22, 5580982), (44, 2790491), (121, 1014724), (242, 507362), (484, 253681)]