489691881

素因数分解:

$3^2\times 7^1\times {\mathrm{1531}}^1\times {\mathrm{5077}}^1$

素因数の和:6621

約数の個数: 24

約数和(自身を含む): 809067584

約数和(自身を除く): 319375703

約数列:

[1, 3, 7, 9, 21, 63, 1531, 4593, 5077, 10717, 13779, 15231, 32151, 35539, 45693, 96453, 106617, 319851, 7772887, 23318661, 54410209, 69955983, 163230627, 489691881]

約数ペア:

[(1, 489691881), (3, 163230627), (7, 69955983), (9, 54410209), (21, 23318661), (63, 7772887), (1531, 319851), (4593, 106617), (5077, 96453), (10717, 45693), (13779, 35539), (15231, 32151)]