27223515

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 52715520

約数和(自身を除く): 25492005

約数列:

[1, 3, 5, 9, 11, 15, 33, 43, 45, 55, 99, 129, 165, 215, 387, 473, 495, 645, 1279, 1419, 1935, 2365, 3837, 4257, 6395, 7095, 11511, 14069, 19185, 21285, 42207, 54997, 57555, 70345, 126621, 164991, 211035, 274985, 494973, 604967, 633105, 824955, 1814901, 2474865, 3024835, 5444703, 9074505, 27223515]

約数ペア:

[(1, 27223515), (3, 9074505), (5, 5444703), (9, 3024835), (11, 2474865), (15, 1814901), (33, 824955), (43, 633105), (45, 604967), (55, 494973), (99, 274985), (129, 211035), (165, 164991), (215, 126621), (387, 70345), (473, 57555), (495, 54997), (645, 42207), (1279, 21285), (1419, 19185), (1935, 14069), (2365, 11511), (3837, 7095), (4257, 6395)]