31392837

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4657}}^1$

素因数の和:4777

約数の個数: 24

約数和(自身を含む): 52318656

約数和(自身を除く): 20925819

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 4657, 6741, 13971, 32599, 41913, 97797, 293391, 498299, 1494897, 3488093, 4484691, 10464279, 31392837]

約数ペア:

[(1, 31392837), (3, 10464279), (7, 4484691), (9, 3488093), (21, 1494897), (63, 498299), (107, 293391), (321, 97797), (749, 41913), (963, 32599), (2247, 13971), (4657, 6741)]