51391561

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12239}}^1$

素因数の和:12288

約数の個数: 16

約数和(自身を含む): 61689600

約数和(自身を除く): 10298039

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 12239, 159107, 208063, 232541, 2704819, 3023033, 3953197, 51391561]

約数ペア:

[(1, 51391561), (13, 3953197), (17, 3023033), (19, 2704819), (221, 232541), (247, 208063), (323, 159107), (4199, 12239)]