51238971

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 88058880

約数和(自身を除く): 36819909

約数列:

[1, 3, 7, 9, 21, 41, 63, 83, 123, 239, 249, 287, 369, 581, 717, 747, 861, 1673, 1743, 2151, 2583, 3403, 5019, 5229, 9799, 10209, 15057, 19837, 23821, 29397, 30627, 59511, 68593, 71463, 88191, 138859, 178533, 205779, 214389, 416577, 617337, 813317, 1249731, 2439951, 5693219, 7319853, 17079657, 51238971]

約数ペア:

[(1, 51238971), (3, 17079657), (7, 7319853), (9, 5693219), (21, 2439951), (41, 1249731), (63, 813317), (83, 617337), (123, 416577), (239, 214389), (249, 205779), (287, 178533), (369, 138859), (581, 88191), (717, 71463), (747, 68593), (861, 59511), (1673, 30627), (1743, 29397), (2151, 23821), (2583, 19837), (3403, 15057), (5019, 10209), (5229, 9799)]