156975621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{206819}}^1$

素因数の和:206856

約数の個数: 16

約数和(自身を含む): 238256640

約数和(自身を除く): 81281019

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 206819, 620457, 2275009, 4756837, 6825027, 14270511, 52325207, 156975621]

約数ペア:

[(1, 156975621), (3, 52325207), (11, 14270511), (23, 6825027), (33, 4756837), (69, 2275009), (253, 620457), (759, 206819)]