201290751

素因数分解:

$3^6\times {\mathrm{71}}^1\times {\mathrm{3889}}^1$

素因数の和:3978

約数の個数: 28

約数和(自身を含む): 306127440

約数和(自身を除く): 104836689

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 729, 1917, 3889, 5751, 11667, 17253, 35001, 51759, 105003, 276119, 315009, 828357, 945027, 2485071, 2835081, 7455213, 22365639, 67096917, 201290751]

約数ペア:

[(1, 201290751), (3, 67096917), (9, 22365639), (27, 7455213), (71, 2835081), (81, 2485071), (213, 945027), (243, 828357), (639, 315009), (729, 276119), (1917, 105003), (3889, 51759), (5751, 35001), (11667, 17253)]