25920447

素因数分解:

$3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{1873}}^1$

素因数の和:2542

約数の個数: 16

約数和(自身を含む): 39578880

約数和(自身を除く): 13658433

約数列:

[1, 3, 7, 21, 659, 1873, 1977, 4613, 5619, 13111, 13839, 39333, 1234307, 3702921, 8640149, 25920447]

約数ペア:

[(1, 25920447), (3, 8640149), (7, 3702921), (21, 1234307), (659, 39333), (1873, 13839), (1977, 13111), (4613, 5619)]