15347961

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{2129}}^1$

素因数の和:2230

約数の個数: 20

約数和(自身を含む): 23195700

約数和(自身を除く): 7847739

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2129, 2403, 6387, 7209, 19161, 57483, 172449, 189481, 568443, 1705329, 5115987, 15347961]

約数ペア:

[(1, 15347961), (3, 5115987), (9, 1705329), (27, 568443), (81, 189481), (89, 172449), (267, 57483), (801, 19161), (2129, 7209), (2403, 6387)]