31438526

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 56236032

約数和(自身を除く): 24797506

約数列:

[1, 2, 7, 14, 31, 62, 107, 214, 217, 434, 677, 749, 1354, 1498, 3317, 4739, 6634, 9478, 20987, 23219, 41974, 46438, 72439, 144878, 146909, 293818, 507073, 1014146, 2245609, 4491218, 15719263, 31438526]

約数ペア:

[(1, 31438526), (2, 15719263), (7, 4491218), (14, 2245609), (31, 1014146), (62, 507073), (107, 293818), (214, 146909), (217, 144878), (434, 72439), (677, 46438), (749, 41974), (1354, 23219), (1498, 20987), (3317, 9478), (4739, 6634)]