69854841

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 125483904

約数和(自身を除く): 55629063

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 71, 97, 147, 161, 207, 213, 291, 441, 483, 497, 639, 679, 873, 1127, 1449, 1491, 1633, 2037, 2231, 3381, 3479, 4473, 4753, 4899, 6111, 6693, 6887, 10143, 10437, 11431, 14259, 14697, 15617, 20079, 20661, 31311, 34293, 42777, 46851, 48209, 61983, 80017, 102879, 109319, 140553, 144627, 158401, 240051, 327957, 337463, 433881, 475203, 720153, 983871, 1012389, 1108807, 1425609, 3037167, 3326421, 7761649, 9979263, 23284947, 69854841]

約数ペア:

[(1, 69854841), (3, 23284947), (7, 9979263), (9, 7761649), (21, 3326421), (23, 3037167), (49, 1425609), (63, 1108807), (69, 1012389), (71, 983871), (97, 720153), (147, 475203), (161, 433881), (207, 337463), (213, 327957), (291, 240051), (441, 158401), (483, 144627), (497, 140553), (639, 109319), (679, 102879), (873, 80017), (1127, 61983), (1449, 48209), (1491, 46851), (1633, 42777), (2037, 34293), (2231, 31311), (3381, 20661), (3479, 20079), (4473, 15617), (4753, 14697), (4899, 14259), (6111, 11431), (6693, 10437), (6887, 10143)]