319291254

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{137507}}^1$

素因数の和:137561

約数の個数: 32

約数和(自身を含む): 726042240

約数和(自身を除く): 406750986

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 258, 387, 774, 1161, 2322, 137507, 275014, 412521, 825042, 1237563, 2475126, 3712689, 5912801, 7425378, 11825602, 17738403, 35476806, 53215209, 106430418, 159645627, 319291254]

約数ペア:

[(1, 319291254), (2, 159645627), (3, 106430418), (6, 53215209), (9, 35476806), (18, 17738403), (27, 11825602), (43, 7425378), (54, 5912801), (86, 3712689), (129, 2475126), (258, 1237563), (387, 825042), (774, 412521), (1161, 275014), (2322, 137507)]