1243976513

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{19477}}^1$

素因数の和:19541

約数の個数: 16

約数和(自身を含む): 1423452240

約数和(自身を除く): 179475727

約数列:

[1, 13, 17, 221, 289, 3757, 4913, 19477, 63869, 253201, 331109, 4304417, 5628853, 73175089, 95690501, 1243976513]

約数ペア:

[(1, 1243976513), (13, 95690501), (17, 73175089), (221, 5628853), (289, 4304417), (3757, 331109), (4913, 253201), (19477, 63869)]