131640385

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{2719}}^1$

素因数の和:3168

約数の個数: 16

約数和(自身を含む): 165288960

約数和(自身を除く): 33648575

約数列:

[1, 5, 23, 115, 421, 2105, 2719, 9683, 13595, 48415, 62537, 312685, 1144699, 5723495, 26328077, 131640385]

約数ペア:

[(1, 131640385), (5, 26328077), (23, 5723495), (115, 1144699), (421, 312685), (2105, 62537), (2719, 48415), (9683, 13595)]