2491268689

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1610387}}^1$

素因数の和:1610424

約数の個数: 16

約数和(自身を含む): 3246542208

約数和(自身を除く): 755273519

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 1610387, 11272709, 20935031, 27376579, 146545217, 191636053, 355895527, 2491268689]

約数ペア:

[(1, 2491268689), (7, 355895527), (13, 191636053), (17, 146545217), (91, 27376579), (119, 20935031), (221, 11272709), (1547, 1610387)]