168968786

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{661}}^1$

素因数の和:751

約数の個数: 48

約数和(自身を含む): 315535680

約数和(自身を除く): 146566894

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 661, 961, 1178, 1322, 1922, 4123, 4627, 6727, 8246, 9254, 12559, 13454, 18259, 20491, 25118, 36518, 40982, 87913, 127813, 143437, 175826, 255626, 286874, 389329, 635221, 778658, 1270442, 2725303, 4446547, 5450606, 8893094, 12069199, 24138398, 84484393, 168968786]

約数ペア:

[(1, 168968786), (2, 84484393), (7, 24138398), (14, 12069199), (19, 8893094), (31, 5450606), (38, 4446547), (62, 2725303), (133, 1270442), (217, 778658), (266, 635221), (434, 389329), (589, 286874), (661, 255626), (961, 175826), (1178, 143437), (1322, 127813), (1922, 87913), (4123, 40982), (4627, 36518), (6727, 25118), (8246, 20491), (9254, 18259), (12559, 13454)]