61561165

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{16843}}^1$

素因数の和:16908

約数の個数: 16

約数和(自身を含む): 80042688

約数和(自身を除く): 18481523

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 16843, 84215, 286331, 724249, 1431655, 3621245, 12312233, 61561165]

約数ペア:

[(1, 61561165), (5, 12312233), (17, 3621245), (43, 1431655), (85, 724249), (215, 286331), (731, 84215), (3655, 16843)]