31127319

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 45906432

約数和(自身を除く): 14779113

約数列:

[1, 3, 9, 113, 127, 241, 339, 381, 723, 1017, 1143, 2169, 14351, 27233, 30607, 43053, 81699, 91821, 129159, 245097, 275463, 3458591, 10375773, 31127319]

約数ペア:

[(1, 31127319), (3, 10375773), (9, 3458591), (113, 275463), (127, 245097), (241, 129159), (339, 91821), (381, 81699), (723, 43053), (1017, 30607), (1143, 27233), (2169, 14351)]