61819605

素因数分解:

$3^4\times 5^1\times {\mathrm{152641}}^1$

素因数の和:152658

約数の個数: 20

約数和(自身を含む): 110818092

約数和(自身を除く): 48998487

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 152641, 457923, 763205, 1373769, 2289615, 4121307, 6868845, 12363921, 20606535, 61819605]

約数ペア:

[(1, 61819605), (3, 20606535), (5, 12363921), (9, 6868845), (15, 4121307), (27, 2289615), (45, 1373769), (81, 763205), (135, 457923), (405, 152641)]