31541391

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4957}}^1$

素因数の和:5071

約数の個数: 24

約数和(自身を含む): 52594464

約数和(自身を除く): 21053073

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 4957, 6363, 14871, 34699, 44613, 104097, 312291, 500657, 1501971, 3504599, 4505913, 10513797, 31541391]

約数ペア:

[(1, 31541391), (3, 10513797), (7, 4505913), (9, 3504599), (21, 1501971), (63, 500657), (101, 312291), (303, 104097), (707, 44613), (909, 34699), (2121, 14871), (4957, 6363)]