131431869

素因数分解:

$3^3\times {\mathrm{1171}}^1\times {\mathrm{4157}}^1$

素因数の和:5337

約数の個数: 16

約数和(自身を含む): 194927040

約数和(自身を除く): 63495171

約数列:

[1, 3, 9, 27, 1171, 3513, 4157, 10539, 12471, 31617, 37413, 112239, 4867847, 14603541, 43810623, 131431869]

約数ペア:

[(1, 131431869), (3, 43810623), (9, 14603541), (27, 4867847), (1171, 112239), (3513, 37413), (4157, 31617), (10539, 12471)]