2443221

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:106

約数の個数: 48

約数和(自身を含む): 4268160

約数和(自身を除く): 1824939

約数列:

[1, 3, 9, 11, 23, 29, 33, 37, 69, 87, 99, 111, 207, 253, 261, 319, 333, 407, 667, 759, 851, 957, 1073, 1221, 2001, 2277, 2553, 2871, 3219, 3663, 6003, 7337, 7659, 9361, 9657, 11803, 22011, 24679, 28083, 35409, 66033, 74037, 84249, 106227, 222111, 271469, 814407, 2443221]

約数ペア:

[(1, 2443221), (3, 814407), (9, 271469), (11, 222111), (23, 106227), (29, 84249), (33, 74037), (37, 66033), (69, 35409), (87, 28083), (99, 24679), (111, 22011), (207, 11803), (253, 9657), (261, 9361), (319, 7659), (333, 7337), (407, 6003), (667, 3663), (759, 3219), (851, 2871), (957, 2553), (1073, 2277), (1221, 2001)]