31099809

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{5281}}^1$

素因数の和:5448

約数の個数: 16

約数和(自身を含む): 44960384

約数和(自身を除く): 13860575

約数列:

[1, 3, 13, 39, 151, 453, 1963, 5281, 5889, 15843, 68653, 205959, 797431, 2392293, 10366603, 31099809]

約数ペア:

[(1, 31099809), (3, 10366603), (13, 2392293), (39, 797431), (151, 205959), (453, 68653), (1963, 15843), (5281, 5889)]