213423156

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{111857}}^1$

素因数の和:111920

約数の個数: 36

約数和(自身を含む): 549670212

約数和(自身を除く): 336247056

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 111857, 223714, 335571, 447428, 671142, 1006713, 1342284, 2013426, 4026852, 5928421, 11856842, 17785263, 23713684, 35570526, 53355789, 71141052, 106711578, 213423156]

約数ペア:

[(1, 213423156), (2, 106711578), (3, 71141052), (4, 53355789), (6, 35570526), (9, 23713684), (12, 17785263), (18, 11856842), (36, 5928421), (53, 4026852), (106, 2013426), (159, 1342284), (212, 1006713), (318, 671142), (477, 447428), (636, 335571), (954, 223714), (1908, 111857)]