12981690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{144241}}^1$

素因数の和:144254

約数の個数: 24

約数和(自身を含む): 33752628

約数和(自身を除く): 20770938

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 144241, 288482, 432723, 721205, 865446, 1298169, 1442410, 2163615, 2596338, 4327230, 6490845, 12981690]

約数ペア:

[(1, 12981690), (2, 6490845), (3, 4327230), (5, 2596338), (6, 2163615), (9, 1442410), (10, 1298169), (15, 865446), (18, 721205), (30, 432723), (45, 288482), (90, 144241)]