31921149

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1571}}^1$

素因数の和:2108

約数の個数: 16

約数和(自身を含む): 45952704

約数和(自身を除く): 14031555

約数列:

[1, 3, 13, 39, 521, 1563, 1571, 4713, 6773, 20319, 20423, 61269, 818491, 2455473, 10640383, 31921149]

約数ペア:

[(1, 31921149), (3, 10640383), (13, 2455473), (39, 818491), (521, 61269), (1563, 20423), (1571, 20319), (4713, 6773)]