31042216

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{90239}}^1$

素因数の和:90288

約数の個数: 16

約数和(自身を含む): 59558400

約数和(自身を除く): 28516184

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 90239, 180478, 360956, 721912, 3880277, 7760554, 15521108, 31042216]

約数ペア:

[(1, 31042216), (2, 15521108), (4, 7760554), (8, 3880277), (43, 721912), (86, 360956), (172, 180478), (344, 90239)]