12247605

素因数分解:

$3^4\times 5^1\times {\mathrm{30241}}^1$

素因数の和:30258

約数の個数: 20

約数和(自身を含む): 21955692

約数和(自身を除く): 9708087

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30241, 90723, 151205, 272169, 453615, 816507, 1360845, 2449521, 4082535, 12247605]

約数ペア:

[(1, 12247605), (3, 4082535), (5, 2449521), (9, 1360845), (15, 816507), (27, 453615), (45, 272169), (81, 151205), (135, 90723), (405, 30241)]