25115839

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{607}}^1$

素因数の和:894

約数の個数: 16

約数和(自身を含む): 30117888

約数和(自身を除く): 5002049

約数列:

[1, 7, 23, 161, 257, 607, 1799, 4249, 5911, 13961, 41377, 97727, 155999, 1091993, 3587977, 25115839]

約数ペア:

[(1, 25115839), (7, 3587977), (23, 1091993), (161, 155999), (257, 97727), (607, 41377), (1799, 13961), (4249, 5911)]