253668189

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 359291520

約数和(自身を除く): 105623331

約数列:

[1, 3, 37, 41, 111, 123, 139, 401, 417, 1203, 1517, 4551, 5143, 5699, 14837, 15429, 16441, 17097, 44511, 49323, 55739, 167217, 210863, 608317, 632589, 1824951, 2062343, 2285299, 6187029, 6855897, 84556063, 253668189]

約数ペア:

[(1, 253668189), (3, 84556063), (37, 6855897), (41, 6187029), (111, 2285299), (123, 2062343), (139, 1824951), (401, 632589), (417, 608317), (1203, 210863), (1517, 167217), (4551, 55739), (5143, 49323), (5699, 44511), (14837, 17097), (15429, 16441)]