28804520457

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{74609}}^1$

素因数の和:74878

約数の個数: 32

約数和(自身を含む): 43452864000

約数和(自身を除く): 14648343543

約数列:

[1, 3, 9, 27, 79, 181, 237, 543, 711, 1629, 2133, 4887, 14299, 42897, 74609, 128691, 223827, 386073, 671481, 2014443, 5894111, 13504229, 17682333, 40512687, 53046999, 121538061, 159140997, 364614183, 1066834091, 3200502273, 9601506819, 28804520457]

約数ペア:

[(1, 28804520457), (3, 9601506819), (9, 3200502273), (27, 1066834091), (79, 364614183), (181, 159140997), (237, 121538061), (543, 53046999), (711, 40512687), (1629, 17682333), (2133, 13504229), (4887, 5894111), (14299, 2014443), (42897, 671481), (74609, 386073), (128691, 223827)]