139973848

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{47161}}^1$

素因数の和:47227

約数の個数: 32

約数和(自身を含む): 305609760

約数和(自身を除く): 165635912

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 47161, 94322, 188644, 330127, 377288, 660254, 1320508, 2499533, 2641016, 4999066, 9998132, 17496731, 19996264, 34993462, 69986924, 139973848]

約数ペア:

[(1, 139973848), (2, 69986924), (4, 34993462), (7, 19996264), (8, 17496731), (14, 9998132), (28, 4999066), (53, 2641016), (56, 2499533), (106, 1320508), (212, 660254), (371, 377288), (424, 330127), (742, 188644), (1484, 94322), (2968, 47161)]