31081167

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{631}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 48540128

約数和(自身を除く): 17458961

約数列:

[1, 3, 9, 13, 39, 117, 421, 631, 1263, 1893, 3789, 5473, 5679, 8203, 16419, 24609, 49257, 73827, 265651, 796953, 2390859, 3453463, 10360389, 31081167]

約数ペア:

[(1, 31081167), (3, 10360389), (9, 3453463), (13, 2390859), (39, 796953), (117, 265651), (421, 73827), (631, 49257), (1263, 24609), (1893, 16419), (3789, 8203), (5473, 5679)]