128280909

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{2917}}^1$

素因数の和:3164

約数の個数: 16

約数和(自身を含む): 173959488

約数和(自身を除く): 45678579

約数列:

[1, 3, 107, 137, 321, 411, 2917, 8751, 14659, 43977, 312119, 399629, 936357, 1198887, 42760303, 128280909]

約数ペア:

[(1, 128280909), (3, 42760303), (107, 1198887), (137, 936357), (321, 399629), (411, 312119), (2917, 43977), (8751, 14659)]