82007721

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{4201}}^1$

素因数の和:4454

約数の個数: 20

約数和(自身を含む): 123042964

約数和(自身を除く): 41035243

約数列:

[1, 3, 9, 27, 81, 241, 723, 2169, 4201, 6507, 12603, 19521, 37809, 113427, 340281, 1012441, 3037323, 9111969, 27335907, 82007721]

約数ペア:

[(1, 82007721), (3, 27335907), (9, 9111969), (27, 3037323), (81, 1012441), (241, 340281), (723, 113427), (2169, 37809), (4201, 19521), (6507, 12603)]