12565017

素因数分解:

$3^3\times {\mathrm{241}}^1\times {\mathrm{1931}}^1$

素因数の和:2181

約数の個数: 16

約数和(自身を含む): 18701760

約数和(自身を除く): 6136743

約数列:

[1, 3, 9, 27, 241, 723, 1931, 2169, 5793, 6507, 17379, 52137, 465371, 1396113, 4188339, 12565017]

約数ペア:

[(1, 12565017), (3, 4188339), (9, 1396113), (27, 465371), (241, 52137), (723, 17379), (1931, 6507), (2169, 5793)]