12997020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{216617}}^1$

素因数の和:216629

約数の個数: 24

約数和(自身を含む): 36391824

約数和(自身を除く): 23394804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 216617, 433234, 649851, 866468, 1083085, 1299702, 2166170, 2599404, 3249255, 4332340, 6498510, 12997020]

約数ペア:

[(1, 12997020), (2, 6498510), (3, 4332340), (4, 3249255), (5, 2599404), (6, 2166170), (10, 1299702), (12, 1083085), (15, 866468), (20, 649851), (30, 433234), (60, 216617)]