15691794027

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{857897}}^1$

素因数の和:857987

約数の個数: 32

約数和(自身を含む): 26135004672

約数和(自身を除く): 10443210645

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 1407, 2613, 6097, 18291, 857897, 2573691, 6005279, 11152661, 18015837, 33457983, 57479099, 78068627, 172437297, 234205881, 402353693, 747228287, 1207061079, 2241684861, 5230598009, 15691794027]

約数ペア:

[(1, 15691794027), (3, 5230598009), (7, 2241684861), (13, 1207061079), (21, 747228287), (39, 402353693), (67, 234205881), (91, 172437297), (201, 78068627), (273, 57479099), (469, 33457983), (871, 18015837), (1407, 11152661), (2613, 6005279), (6097, 2573691), (18291, 857897)]