12149571

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 19289088

約数和(自身を除く): 7139517

約数列:

[1, 3, 7, 21, 41, 103, 123, 137, 287, 309, 411, 721, 861, 959, 2163, 2877, 4223, 5617, 12669, 14111, 16851, 29561, 39319, 42333, 88683, 98777, 117957, 296331, 578551, 1735653, 4049857, 12149571]

約数ペア:

[(1, 12149571), (3, 4049857), (7, 1735653), (21, 578551), (41, 296331), (103, 117957), (123, 98777), (137, 88683), (287, 42333), (309, 39319), (411, 29561), (721, 16851), (861, 14111), (959, 12669), (2163, 5617), (2877, 4223)]