6480981

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{4261}}^1$

素因数の和:4293

約数の個数: 18

約数和(自身を含む): 10139298

約数和(自身を除く): 3658317

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 4261, 12783, 38349, 55393, 166179, 498537, 720109, 2160327, 6480981]

約数ペア:

[(1, 6480981), (3, 2160327), (9, 720109), (13, 498537), (39, 166179), (117, 55393), (169, 38349), (507, 12783), (1521, 4261)]