239150721

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{13723}}^1$

素因数の和:13920

約数の個数: 16

約数和(自身を含む): 329595584

約数和(自身を除く): 90444863

約数列:

[1, 3, 37, 111, 157, 471, 5809, 13723, 17427, 41169, 507751, 1523253, 2154511, 6463533, 79716907, 239150721]

約数ペア:

[(1, 239150721), (3, 79716907), (37, 6463533), (111, 2154511), (157, 1523253), (471, 507751), (5809, 41169), (13723, 17427)]