81325728001

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1\times {\mathrm{9661}}^1$

素因数の和:10369

約数の個数: 32

約数和(自身を含む): 99374211072

約数和(自身を除く): 18048483071

約数列:

[1, 7, 17, 119, 127, 557, 889, 2159, 3899, 9469, 9661, 15113, 66283, 67627, 70739, 164237, 495173, 1149659, 1202563, 1226947, 5381177, 8417941, 8588629, 20858099, 37668239, 91480009, 146006693, 640360063, 683409479, 4783866353, 11617961143, 81325728001]

約数ペア:

[(1, 81325728001), (7, 11617961143), (17, 4783866353), (119, 683409479), (127, 640360063), (557, 146006693), (889, 91480009), (2159, 37668239), (3899, 20858099), (9469, 8588629), (9661, 8417941), (15113, 5381177), (66283, 1226947), (67627, 1202563), (70739, 1149659), (164237, 495173)]