857218545

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49223}}^1$

素因数の和:49283

約数の個数: 40

約数和(自身を含む): 1572411456

約数和(自身を除く): 715192911

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 17415, 49223, 147669, 246115, 443007, 738345, 1329021, 2116589, 2215035, 3987063, 6349767, 6645105, 10582945, 19049301, 19935315, 31748835, 57147903, 95246505, 171443709, 285739515, 857218545]

約数ペア:

[(1, 857218545), (3, 285739515), (5, 171443709), (9, 95246505), (15, 57147903), (27, 31748835), (43, 19935315), (45, 19049301), (81, 10582945), (129, 6645105), (135, 6349767), (215, 3987063), (387, 2215035), (405, 2116589), (645, 1329021), (1161, 738345), (1935, 443007), (3483, 246115), (5805, 147669), (17415, 49223)]