7720505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2897}}^1$

素因数の和:2956

約数の個数: 16

約数和(自身を含む): 10224144

約数和(自身を除く): 2503639

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 2897, 14485, 37661, 118777, 188305, 593885, 1544101, 7720505]

約数ペア:

[(1, 7720505), (5, 1544101), (13, 593885), (41, 188305), (65, 118777), (205, 37661), (533, 14485), (2665, 2897)]