201318721919

素因数分解:

$7^1\times {\mathrm{151}}^1\times {\mathrm{37441}}^1\times {\mathrm{5087}}^1$

素因数の和:42686

約数の個数: 16

約数和(自身を含む): 231653953536

約数和(自身を除く): 30335231617

約数列:

[1, 7, 151, 1057, 5087, 35609, 37441, 262087, 768137, 5376959, 5653591, 39575137, 190462367, 1333236569, 28759817417, 201318721919]

約数ペア:

[(1, 201318721919), (7, 28759817417), (151, 1333236569), (1057, 190462367), (5087, 39575137), (35609, 5653591), (37441, 5376959), (262087, 768137)]