12255665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 16588800

約数和(自身を除く): 4333135

約数列:

[1, 5, 19, 23, 71, 79, 95, 115, 355, 395, 437, 1349, 1501, 1633, 1817, 2185, 5609, 6745, 7505, 8165, 9085, 28045, 31027, 34523, 106571, 129007, 155135, 172615, 532855, 645035, 2451133, 12255665]

約数ペア:

[(1, 12255665), (5, 2451133), (19, 645035), (23, 532855), (71, 172615), (79, 155135), (95, 129007), (115, 106571), (355, 34523), (395, 31027), (437, 28045), (1349, 9085), (1501, 8165), (1633, 7505), (1817, 6745), (2185, 5609)]