31980546

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{10513}}^1$

素因数の和:10547

約数の個数: 36

約数和(自身を含む): 75038418

約数和(自身を除く): 43057872

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 10513, 21026, 31539, 63078, 94617, 136669, 189234, 273338, 410007, 820014, 1230021, 1776697, 2460042, 3553394, 5330091, 10660182, 15990273, 31980546]

約数ペア:

[(1, 31980546), (2, 15990273), (3, 10660182), (6, 5330091), (9, 3553394), (13, 2460042), (18, 1776697), (26, 1230021), (39, 820014), (78, 410007), (117, 273338), (169, 189234), (234, 136669), (338, 94617), (507, 63078), (1014, 31539), (1521, 21026), (3042, 10513)]