15807221

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{239}}^1$

素因数の和:376

約数の個数: 12

約数和(自身を含む): 16996800

約数和(自身を除く): 1189579

約数列:

[1, 19, 59, 239, 1121, 3481, 4541, 14101, 66139, 267919, 831959, 15807221]

約数ペア:

[(1, 15807221), (19, 831959), (59, 267919), (239, 66139), (1121, 14101), (3481, 4541)]