208367399

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{439}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 219985920

約数和(自身を除く): 11618521

約数列:

[1, 31, 61, 251, 439, 1891, 7781, 13609, 15311, 26779, 110189, 474641, 830149, 3415859, 6721529, 208367399]

約数ペア:

[(1, 208367399), (31, 6721529), (61, 3415859), (251, 830149), (439, 474641), (1891, 110189), (7781, 26779), (13609, 15311)]