9979025

素因数分解:

$5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:593

約数の個数: 24

約数和(自身を含む): 14284800

約数和(自身を除く): 4305775

約数列:

[1, 5, 7, 25, 35, 127, 175, 449, 635, 889, 2245, 3143, 3175, 4445, 11225, 15715, 22225, 57023, 78575, 285115, 399161, 1425575, 1995805, 9979025]

約数ペア:

[(1, 9979025), (5, 1995805), (7, 1425575), (25, 399161), (35, 285115), (127, 78575), (175, 57023), (449, 22225), (635, 15715), (889, 11225), (2245, 4445), (3143, 3175)]