13857567

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 20528640

約数和(自身を除く): 6671073

約数列:

[1, 3, 17, 43, 51, 71, 89, 129, 213, 267, 731, 1207, 1513, 2193, 3053, 3621, 3827, 4539, 6319, 9159, 11481, 18957, 51901, 65059, 107423, 155703, 195177, 271717, 322269, 815151, 4619189, 13857567]

約数ペア:

[(1, 13857567), (3, 4619189), (17, 815151), (43, 322269), (51, 271717), (71, 195177), (89, 155703), (129, 107423), (213, 65059), (267, 51901), (731, 18957), (1207, 11481), (1513, 9159), (2193, 6319), (3053, 4539), (3621, 3827)]