257518067794

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{9904541069}}^1$

素因数の和:9904541084

約数の個数: 8

約数和(自身を含む): 415990724940

約数和(自身を除く): 158472657146

約数列:

[1, 2, 13, 26, 9904541069, 19809082138, 128759033897, 257518067794]

約数ペア:

[(1, 257518067794), (2, 128759033897), (13, 19809082138), (26, 9904541069)]