12931495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4446

約数の個数: 16

約数和(自身を含む): 16865280

約数和(自身を除く): 3933785

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 4391, 21955, 83429, 136121, 417145, 680605, 2586299, 12931495]

約数ペア:

[(1, 12931495), (5, 2586299), (19, 680605), (31, 417145), (95, 136121), (155, 83429), (589, 21955), (2945, 4391)]