2263545

素因数分解:

$3^9\times 5^1\times {\mathrm{23}}^1$

素因数の和:55

約数の個数: 40

約数和(自身を含む): 4251456

約数和(自身を除く): 1987911

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 243, 345, 405, 621, 729, 1035, 1215, 1863, 2187, 3105, 3645, 5589, 6561, 9315, 10935, 16767, 19683, 27945, 32805, 50301, 83835, 98415, 150903, 251505, 452709, 754515, 2263545]

約数ペア:

[(1, 2263545), (3, 754515), (5, 452709), (9, 251505), (15, 150903), (23, 98415), (27, 83835), (45, 50301), (69, 32805), (81, 27945), (115, 19683), (135, 16767), (207, 10935), (243, 9315), (345, 6561), (405, 5589), (621, 3645), (729, 3105), (1035, 2187), (1215, 1863)]