12581247

素因数分解:

$3^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{971}}^1$

素因数の和:1598

約数の個数: 16

約数和(自身を含む): 19222272

約数和(自身を除く): 6641025

約数列:

[1, 3, 7, 21, 617, 971, 1851, 2913, 4319, 6797, 12957, 20391, 599107, 1797321, 4193749, 12581247]

約数ペア:

[(1, 12581247), (3, 4193749), (7, 1797321), (21, 599107), (617, 20391), (971, 12957), (1851, 6797), (2913, 4319)]