218881268

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{421}}^1\times {\mathrm{2203}}^1$

素因数の和:2687

約数の個数: 24

約数和(自身を含む): 390636960

約数和(自身を除く): 171755692

約数列:

[1, 2, 4, 59, 118, 236, 421, 842, 1684, 2203, 4406, 8812, 24839, 49678, 99356, 129977, 259954, 519908, 927463, 1854926, 3709852, 54720317, 109440634, 218881268]

約数ペア:

[(1, 218881268), (2, 109440634), (4, 54720317), (59, 3709852), (118, 1854926), (236, 927463), (421, 519908), (842, 259954), (1684, 129977), (2203, 99356), (4406, 49678), (8812, 24839)]