31492899

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4283}}^1$

素因数の和:4351

約数の個数: 24

約数和(自身を含む): 49008960

約数和(自身を除く): 17516061

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 4283, 7353, 12849, 38547, 81377, 184169, 244131, 552507, 732393, 1657521, 3499211, 10497633, 31492899]

約数ペア:

[(1, 31492899), (3, 10497633), (9, 3499211), (19, 1657521), (43, 732393), (57, 552507), (129, 244131), (171, 184169), (387, 81377), (817, 38547), (2451, 12849), (4283, 7353)]