13721913

素因数分解:

$3^3\times {\mathrm{479}}^1\times {\mathrm{1061}}^1$

素因数の和:1549

約数の個数: 16

約数和(自身を含む): 20390400

約数和(自身を除く): 6668487

約数列:

[1, 3, 9, 27, 479, 1061, 1437, 3183, 4311, 9549, 12933, 28647, 508219, 1524657, 4573971, 13721913]

約数ペア:

[(1, 13721913), (3, 4573971), (9, 1524657), (27, 508219), (479, 28647), (1061, 12933), (1437, 9549), (3183, 4311)]