220126081

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{5393}}^1$

素因数の和:5438

約数の個数: 20

約数和(自身を含む): 271954692

約数和(自身を除く): 51828611

約数列:

[1, 7, 17, 49, 119, 343, 833, 2401, 5393, 5831, 37751, 40817, 91681, 264257, 641767, 1849799, 4492369, 12948593, 31446583, 220126081]

約数ペア:

[(1, 220126081), (7, 31446583), (17, 12948593), (49, 4492369), (119, 1849799), (343, 641767), (833, 264257), (2401, 91681), (5393, 40817), (5831, 37751)]