551427118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{221813}}^1$

素因数の和:221939

約数の個数: 16

約数和(自身を含む): 910324656

約数和(自身を除く): 358897538

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 221813, 443626, 2439943, 4879886, 25064869, 50129738, 275713559, 551427118]

約数ペア:

[(1, 551427118), (2, 275713559), (11, 50129738), (22, 25064869), (113, 4879886), (226, 2439943), (1243, 443626), (2486, 221813)]