66120813

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 110783680

約数和(自身を除く): 44662867

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 121, 297, 333, 363, 407, 547, 999, 1089, 1221, 1641, 3267, 3663, 4477, 4923, 6017, 10989, 13431, 14769, 18051, 20239, 40293, 54153, 60717, 66187, 120879, 162459, 182151, 198561, 222629, 546453, 595683, 667887, 1787049, 2003661, 2448919, 6010983, 7346757, 22040271, 66120813]

約数ペア:

[(1, 66120813), (3, 22040271), (9, 7346757), (11, 6010983), (27, 2448919), (33, 2003661), (37, 1787049), (99, 667887), (111, 595683), (121, 546453), (297, 222629), (333, 198561), (363, 182151), (407, 162459), (547, 120879), (999, 66187), (1089, 60717), (1221, 54153), (1641, 40293), (3267, 20239), (3663, 18051), (4477, 14769), (4923, 13431), (6017, 10989)]