218918401

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{12539}}^1$

素因数の和:12648

約数の個数: 16

約数和(自身を含む): 252806400

約数和(自身を除く): 33887999

約数列:

[1, 13, 17, 79, 221, 1027, 1343, 12539, 17459, 163007, 213163, 990581, 2771119, 12877553, 16839877, 218918401]

約数ペア:

[(1, 218918401), (13, 16839877), (17, 12877553), (79, 2771119), (221, 990581), (1027, 213163), (1343, 163007), (12539, 17459)]