9813965

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1037

約数の個数: 24

約数和(自身を含む): 14047992

約数和(自身を除く): 4234027

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 977, 1435, 2009, 4885, 6839, 10045, 34195, 40057, 47873, 200285, 239365, 280399, 1401995, 1962793, 9813965]

約数ペア:

[(1, 9813965), (5, 1962793), (7, 1401995), (35, 280399), (41, 239365), (49, 200285), (205, 47873), (245, 40057), (287, 34195), (977, 10045), (1435, 6839), (2009, 4885)]