15996651

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 25313280

約数和(自身を除く): 9316629

約数列:

[1, 3, 11, 19, 31, 33, 57, 93, 209, 341, 589, 627, 823, 1023, 1767, 2469, 6479, 9053, 15637, 19437, 25513, 27159, 46911, 76539, 172007, 280643, 484747, 516021, 841929, 1454241, 5332217, 15996651]

約数ペア:

[(1, 15996651), (3, 5332217), (11, 1454241), (19, 841929), (31, 516021), (33, 484747), (57, 280643), (93, 172007), (209, 76539), (341, 46911), (589, 27159), (627, 25513), (823, 19437), (1023, 15637), (1767, 9053), (2469, 6479)]