28621115

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{683}}^1$

素因数の和:751

約数の個数: 24

約数和(自身を含む): 37797840

約数和(自身を除く): 9176725

約数列:

[1, 5, 17, 29, 85, 145, 289, 493, 683, 1445, 2465, 3415, 8381, 11611, 19807, 41905, 58055, 99035, 197387, 336719, 986935, 1683595, 5724223, 28621115]

約数ペア:

[(1, 28621115), (5, 5724223), (17, 1683595), (29, 986935), (85, 336719), (145, 197387), (289, 99035), (493, 58055), (683, 41905), (1445, 19807), (2465, 11611), (3415, 8381)]