25857727

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 7319873

約数列:

[1, 7, 19, 23, 79, 107, 133, 161, 437, 553, 749, 1501, 1817, 2033, 2461, 3059, 8453, 10507, 12719, 14231, 17227, 34523, 46759, 59171, 160607, 194419, 241661, 327313, 1124249, 1360933, 3693961, 25857727]

約数ペア:

[(1, 25857727), (7, 3693961), (19, 1360933), (23, 1124249), (79, 327313), (107, 241661), (133, 194419), (161, 160607), (437, 59171), (553, 46759), (749, 34523), (1501, 17227), (1817, 14231), (2033, 12719), (2461, 10507), (3059, 8453)]