28444918313

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{696889}}^1$

素因数の和:696934

約数の個数: 20

約数和(自身を含む): 35135800020

約数和(自身を除く): 6690881707

約数列:

[1, 7, 17, 49, 119, 343, 833, 2401, 5831, 40817, 696889, 4878223, 11847113, 34147561, 82929791, 239032927, 580508537, 1673230489, 4063559759, 28444918313]

約数ペア:

[(1, 28444918313), (7, 4063559759), (17, 1673230489), (49, 580508537), (119, 239032927), (343, 82929791), (833, 34147561), (2401, 11847113), (5831, 4878223), (40817, 696889)]