1330379999

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{27239}}^1$

素因数の和:27299

約数の個数: 18

約数和(自身を含む): 1530370440

約数和(自身を除く): 199990441

約数列:

[1, 13, 17, 169, 221, 289, 2873, 3757, 27239, 48841, 354107, 463063, 4603391, 6019819, 7872071, 78257647, 102336923, 1330379999]

約数ペア:

[(1, 1330379999), (13, 102336923), (17, 78257647), (169, 7872071), (221, 6019819), (289, 4603391), (2873, 463063), (3757, 354107), (27239, 48841)]