15976881

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{977}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 24410880

約数和(自身を除く): 8433999

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 977, 1817, 2931, 5451, 8793, 16353, 22471, 67413, 77183, 202239, 231549, 694647, 1775209, 5325627, 15976881]

約数ペア:

[(1, 15976881), (3, 5325627), (9, 1775209), (23, 694647), (69, 231549), (79, 202239), (207, 77183), (237, 67413), (711, 22471), (977, 16353), (1817, 8793), (2931, 5451)]