11987811

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 19568640

約数和(自身を除く): 7580829

約数列:

[1, 3, 9, 11, 27, 33, 99, 181, 223, 297, 543, 669, 1629, 1991, 2007, 2453, 4887, 5973, 6021, 7359, 17919, 22077, 40363, 53757, 66231, 121089, 363267, 443993, 1089801, 1331979, 3995937, 11987811]

約数ペア:

[(1, 11987811), (3, 3995937), (9, 1331979), (11, 1089801), (27, 443993), (33, 363267), (99, 121089), (181, 66231), (223, 53757), (297, 40363), (543, 22077), (669, 17919), (1629, 7359), (1991, 6021), (2007, 5973), (2453, 4887)]