25387569

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:797

約数の個数: 24

約数和(自身を含む): 37975392

約数和(自身を除く): 12587823

約数列:

[1, 3, 9, 41, 107, 123, 321, 369, 643, 963, 1929, 4387, 5787, 13161, 26363, 39483, 68801, 79089, 206403, 237267, 619209, 2820841, 8462523, 25387569]

約数ペア:

[(1, 25387569), (3, 8462523), (9, 2820841), (41, 619209), (107, 237267), (123, 206403), (321, 79089), (369, 68801), (643, 39483), (963, 26363), (1929, 13161), (4387, 5787)]