78942105

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1579}}^1$

素因数の和:1702

約数の個数: 48

約数和(自身を含む): 150845760

約数和(自身を除く): 71903655

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 101, 165, 303, 495, 505, 909, 1111, 1515, 1579, 3333, 4545, 4737, 5555, 7895, 9999, 14211, 16665, 17369, 23685, 49995, 52107, 71055, 86845, 156321, 159479, 260535, 478437, 781605, 797395, 1435311, 1754269, 2392185, 5262807, 7176555, 8771345, 15788421, 26314035, 78942105]

約数ペア:

[(1, 78942105), (3, 26314035), (5, 15788421), (9, 8771345), (11, 7176555), (15, 5262807), (33, 2392185), (45, 1754269), (55, 1435311), (99, 797395), (101, 781605), (165, 478437), (303, 260535), (495, 159479), (505, 156321), (909, 86845), (1111, 71055), (1515, 52107), (1579, 49995), (3333, 23685), (4545, 17369), (4737, 16665), (5555, 14211), (7895, 9999)]