31318490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{827}}^1$

素因数の和:1382

約数の個数: 32

約数和(自身を含む): 64623744

約数和(自身を除く): 33305254

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 541, 827, 1082, 1654, 2705, 3787, 4135, 5410, 5789, 7574, 8270, 11578, 18935, 28945, 37870, 57890, 447407, 894814, 2237035, 3131849, 4474070, 6263698, 15659245, 31318490]

約数ペア:

[(1, 31318490), (2, 15659245), (5, 6263698), (7, 4474070), (10, 3131849), (14, 2237035), (35, 894814), (70, 447407), (541, 57890), (827, 37870), (1082, 28945), (1654, 18935), (2705, 11578), (3787, 8270), (4135, 7574), (5410, 5789)]