155819556

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{31139}}^1$

素因数の和:31288

約数の個数: 36

約数和(自身を含む): 396723600

約数和(自身を除く): 240904044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 31139, 62278, 93417, 124556, 186834, 280251, 373668, 560502, 1121004, 4328321, 8656642, 12984963, 17313284, 25969926, 38954889, 51939852, 77909778, 155819556]

約数ペア:

[(1, 155819556), (2, 77909778), (3, 51939852), (4, 38954889), (6, 25969926), (9, 17313284), (12, 12984963), (18, 8656642), (36, 4328321), (139, 1121004), (278, 560502), (417, 373668), (556, 280251), (834, 186834), (1251, 124556), (1668, 93417), (2502, 62278), (5004, 31139)]