51851891

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{9341}}^1$

素因数の和:9422

約数の個数: 16

約数和(自身を含む): 64870848

約数和(自身を除く): 13018957

約数列:

[1, 7, 13, 61, 91, 427, 793, 5551, 9341, 65387, 121433, 569801, 850031, 3988607, 7407413, 51851891]

約数ペア:

[(1, 51851891), (7, 7407413), (13, 3988607), (61, 850031), (91, 569801), (427, 121433), (793, 65387), (5551, 9341)]