15126891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{977}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 21797664

約数和(自身を除く): 6670773

約数列:

[1, 3, 13, 39, 397, 977, 1191, 2931, 5161, 12701, 15483, 38103, 387869, 1163607, 5042297, 15126891]

約数ペア:

[(1, 15126891), (3, 5042297), (13, 1163607), (39, 387869), (397, 38103), (977, 15483), (1191, 12701), (2931, 5161)]