221854849

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{13721}}^1$

素因数の和:13800

約数の個数: 16

約数和(自身を含む): 250289280

約数和(自身を除く): 28434431

約数列:

[1, 19, 23, 37, 437, 703, 851, 13721, 16169, 260699, 315583, 507677, 5996077, 9645863, 11676571, 221854849]

約数ペア:

[(1, 221854849), (19, 11676571), (23, 9645863), (37, 5996077), (437, 507677), (703, 315583), (851, 260699), (13721, 16169)]