28857249

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1499}}^1$

素因数の和:1562

約数の個数: 32

約数和(自身を含む): 46080000

約数和(自身を除く): 17222751

約数列:

[1, 3, 9, 23, 27, 31, 69, 93, 207, 279, 621, 713, 837, 1499, 2139, 4497, 6417, 13491, 19251, 34477, 40473, 46469, 103431, 139407, 310293, 418221, 930879, 1068787, 1254663, 3206361, 9619083, 28857249]

約数ペア:

[(1, 28857249), (3, 9619083), (9, 3206361), (23, 1254663), (27, 1068787), (31, 930879), (69, 418221), (93, 310293), (207, 139407), (279, 103431), (621, 46469), (713, 40473), (837, 34477), (1499, 19251), (2139, 13491), (4497, 6417)]