16804959

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:239

約数の個数: 32

約数和(自身を含む): 24837120

約数和(自身を除く): 8032161

約数列:

[1, 3, 17, 43, 51, 79, 97, 129, 237, 291, 731, 1343, 1649, 2193, 3397, 4029, 4171, 4947, 7663, 10191, 12513, 22989, 57749, 70907, 130271, 173247, 212721, 329509, 390813, 988527, 5601653, 16804959]

約数ペア:

[(1, 16804959), (3, 5601653), (17, 988527), (43, 390813), (51, 329509), (79, 212721), (97, 173247), (129, 130271), (237, 70907), (291, 57749), (731, 22989), (1343, 12513), (1649, 10191), (2193, 7663), (3397, 4947), (4029, 4171)]