13905621

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{8443}}^1$

素因数の和:8513

約数の個数: 16

約数和(自身を含む): 20941120

約数和(自身を除く): 7035499

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 8443, 25329, 75987, 227961, 515023, 1545069, 4635207, 13905621]

約数ペア:

[(1, 13905621), (3, 4635207), (9, 1545069), (27, 515023), (61, 227961), (183, 75987), (549, 25329), (1647, 8443)]