51355251

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 81948672

約数和(自身を除く): 30593421

約数列:

[1, 3, 9, 23, 31, 53, 69, 93, 151, 159, 207, 279, 453, 477, 713, 1219, 1359, 1643, 2139, 3473, 3657, 4681, 4929, 6417, 8003, 10419, 10971, 14043, 14787, 24009, 31257, 37789, 42129, 72027, 107663, 113367, 184069, 248093, 322989, 340101, 552207, 744279, 968967, 1656621, 2232837, 5706139, 17118417, 51355251]

約数ペア:

[(1, 51355251), (3, 17118417), (9, 5706139), (23, 2232837), (31, 1656621), (53, 968967), (69, 744279), (93, 552207), (151, 340101), (159, 322989), (207, 248093), (279, 184069), (453, 113367), (477, 107663), (713, 72027), (1219, 42129), (1359, 37789), (1643, 31257), (2139, 24009), (3473, 14787), (3657, 14043), (4681, 10971), (4929, 10419), (6417, 8003)]