8881887

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 14971392

約数和(自身を除く): 6089505

約数列:

[1, 3, 7, 21, 23, 37, 49, 69, 71, 111, 147, 161, 213, 259, 483, 497, 777, 851, 1127, 1491, 1633, 1813, 2553, 2627, 3381, 3479, 4899, 5439, 5957, 7881, 10437, 11431, 17871, 18389, 34293, 41699, 55167, 60421, 80017, 125097, 128723, 181263, 240051, 386169, 422947, 1268841, 2960629, 8881887]

約数ペア:

[(1, 8881887), (3, 2960629), (7, 1268841), (21, 422947), (23, 386169), (37, 240051), (49, 181263), (69, 128723), (71, 125097), (111, 80017), (147, 60421), (161, 55167), (213, 41699), (259, 34293), (483, 18389), (497, 17871), (777, 11431), (851, 10437), (1127, 7881), (1491, 5957), (1633, 5439), (1813, 4899), (2553, 3479), (2627, 3381)]