128858401521

素因数分解:

$3^2\times {\mathrm{677}}^1\times {\mathrm{21148597}}^1$

素因数の和:21149280

約数の個数: 12

約数和(自身を含む): 186403742772

約数和(自身を除く): 57545341251

約数列:

[1, 3, 9, 677, 2031, 6093, 21148597, 63445791, 190337373, 14317600169, 42952800507, 128858401521]

約数ペア:

[(1, 128858401521), (3, 42952800507), (9, 14317600169), (677, 190337373), (2031, 63445791), (6093, 21148597)]