31322721

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{4483}}^1$

素因数の和:4640

約数の個数: 16

約数和(自身を含む): 44553024

約数和(自身を除く): 13230303

約数列:

[1, 3, 17, 51, 137, 411, 2329, 4483, 6987, 13449, 76211, 228633, 614171, 1842513, 10440907, 31322721]

約数ペア:

[(1, 31322721), (3, 10440907), (17, 1842513), (51, 614171), (137, 228633), (411, 76211), (2329, 13449), (4483, 6987)]