12981630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{432721}}^1$

素因数の和:432731

約数の個数: 16

約数和(自身を含む): 31155984

約数和(自身を除く): 18174354

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 432721, 865442, 1298163, 2163605, 2596326, 4327210, 6490815, 12981630]

約数ペア:

[(1, 12981630), (2, 6490815), (3, 4327210), (5, 2596326), (6, 2163605), (10, 1298163), (15, 865442), (30, 432721)]