12716655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 23390208

約数和(自身を除く): 10673553

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 281, 431, 843, 1293, 1405, 1967, 2155, 3017, 4215, 5901, 6465, 9051, 9835, 15085, 29505, 45255, 121111, 363333, 605555, 847777, 1816665, 2543331, 4238885, 12716655]

約数ペア:

[(1, 12716655), (3, 4238885), (5, 2543331), (7, 1816665), (15, 847777), (21, 605555), (35, 363333), (105, 121111), (281, 45255), (431, 29505), (843, 15085), (1293, 9835), (1405, 9051), (1967, 6465), (2155, 5901), (3017, 4215)]