221567105123

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{1571}}^1\times {\mathrm{1549843}}^1$

素因数の和:1551434

約数の個数: 16

約数和(自身を含む): 272871734016

約数和(自身を除く): 51304628893

約数列:

[1, 7, 13, 91, 1571, 10997, 20423, 142961, 1549843, 10848901, 20147959, 141035713, 2434803353, 17043623471, 31652443589, 221567105123]

約数ペア:

[(1, 221567105123), (7, 31652443589), (13, 17043623471), (91, 2434803353), (1571, 141035713), (10997, 20147959), (20423, 10848901), (142961, 1549843)]