81062891

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{10009}}^1$

素因数の和:10118

約数の個数: 16

約数和(自身を含む): 100900800

約数和(自身を除く): 19837909

約数列:

[1, 7, 13, 89, 91, 623, 1157, 8099, 10009, 70063, 130117, 890801, 910819, 6235607, 11580413, 81062891]

約数ペア:

[(1, 81062891), (7, 11580413), (13, 6235607), (89, 910819), (91, 890801), (623, 130117), (1157, 70063), (8099, 10009)]