142478512

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1259}}^1$

素因数の和:1921

約数の個数: 40

約数和(自身を含む): 301855680

約数和(自身を除く): 159377168

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 643, 1259, 1286, 2518, 2572, 5036, 5144, 7073, 10072, 10288, 13849, 14146, 20144, 27698, 28292, 55396, 56584, 110792, 113168, 221584, 809537, 1619074, 3238148, 6476296, 8904907, 12952592, 17809814, 35619628, 71239256, 142478512]

約数ペア:

[(1, 142478512), (2, 71239256), (4, 35619628), (8, 17809814), (11, 12952592), (16, 8904907), (22, 6476296), (44, 3238148), (88, 1619074), (176, 809537), (643, 221584), (1259, 113168), (1286, 110792), (2518, 56584), (2572, 55396), (5036, 28292), (5144, 27698), (7073, 20144), (10072, 14146), (10288, 13849)]