219319327

素因数分解:

${\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 230568192

約数和(自身を除く): 11248865

約数列:

[1, 31, 113, 137, 457, 3503, 4247, 14167, 15481, 51641, 62609, 479911, 1600871, 1940879, 7074817, 219319327]

約数ペア:

[(1, 219319327), (31, 7074817), (113, 1940879), (137, 1600871), (457, 479911), (3503, 62609), (4247, 51641), (14167, 15481)]