31688826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{406267}}^1$

素因数の和:406285

約数の個数: 16

約数和(自身を含む): 68253024

約数和(自身を除く): 36564198

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 406267, 812534, 1218801, 2437602, 5281471, 10562942, 15844413, 31688826]

約数ペア:

[(1, 31688826), (2, 15844413), (3, 10562942), (6, 5281471), (13, 2437602), (26, 1218801), (39, 812534), (78, 406267)]