81279107

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{13331}}^1$

素因数の和:13418

約数の個数: 16

約数和(自身を含む): 101536512

約数和(自身を除く): 20257405

約数列:

[1, 7, 13, 67, 91, 469, 871, 6097, 13331, 93317, 173303, 893177, 1213121, 6252239, 11611301, 81279107]

約数ペア:

[(1, 81279107), (7, 11611301), (13, 6252239), (67, 1213121), (91, 893177), (469, 173303), (871, 93317), (6097, 13331)]