209952828

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{41957}}^1$

素因数の和:42106

約数の個数: 36

約数和(自身を含む): 534544920

約数和(自身を除く): 324592092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 41957, 83914, 125871, 167828, 251742, 377613, 503484, 755226, 1510452, 5832023, 11664046, 17496069, 23328092, 34992138, 52488207, 69984276, 104976414, 209952828]

約数ペア:

[(1, 209952828), (2, 104976414), (3, 69984276), (4, 52488207), (6, 34992138), (9, 23328092), (12, 17496069), (18, 11664046), (36, 5832023), (139, 1510452), (278, 755226), (417, 503484), (556, 377613), (834, 251742), (1251, 167828), (1668, 125871), (2502, 83914), (5004, 41957)]