648520584

素因数分解:

$2^3\times 3^1\times {\mathrm{997}}^1\times {\mathrm{27103}}^1$

素因数の和:28109

約数の個数: 32

約数和(自身を含む): 1622987520

約数和(自身を除く): 974466936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 997, 1994, 2991, 3988, 5982, 7976, 11964, 23928, 27103, 54206, 81309, 108412, 162618, 216824, 325236, 650472, 27021691, 54043382, 81065073, 108086764, 162130146, 216173528, 324260292, 648520584]

約数ペア:

[(1, 648520584), (2, 324260292), (3, 216173528), (4, 162130146), (6, 108086764), (8, 81065073), (12, 54043382), (24, 27021691), (997, 650472), (1994, 325236), (2991, 216824), (3988, 162618), (5982, 108412), (7976, 81309), (11964, 54206), (23928, 27103)]