31286265

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 51290496

約数和(自身を除く): 20004231

約数列:

[1, 3, 5, 15, 101, 107, 193, 303, 321, 505, 535, 579, 965, 1515, 1605, 2895, 10807, 19493, 20651, 32421, 54035, 58479, 61953, 97465, 103255, 162105, 292395, 309765, 2085751, 6257253, 10428755, 31286265]

約数ペア:

[(1, 31286265), (3, 10428755), (5, 6257253), (15, 2085751), (101, 309765), (107, 292395), (193, 162105), (303, 103255), (321, 97465), (505, 61953), (535, 58479), (579, 54035), (965, 32421), (1515, 20651), (1605, 19493), (2895, 10807)]