25666713

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{4463}}^1$

素因数の和:4546

約数の個数: 20

約数和(自身を含む): 38890368

約数和(自身を除く): 13223655

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 4463, 5751, 13389, 40167, 120501, 316873, 361503, 950619, 2851857, 8555571, 25666713]

約数ペア:

[(1, 25666713), (3, 8555571), (9, 2851857), (27, 950619), (71, 361503), (81, 316873), (213, 120501), (639, 40167), (1917, 13389), (4463, 5751)]