205509724

素因数分解:

$2^2\times 7^2\times {\mathrm{367}}^1\times {\mathrm{2857}}^1$

素因数の和:3242

約数の個数: 36

約数和(自身を含む): 419645856

約数和(自身を除く): 214136132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 367, 734, 1468, 2569, 2857, 5138, 5714, 10276, 11428, 17983, 19999, 35966, 39998, 71932, 79996, 139993, 279986, 559972, 1048519, 2097038, 4194076, 7339633, 14679266, 29358532, 51377431, 102754862, 205509724]

約数ペア:

[(1, 205509724), (2, 102754862), (4, 51377431), (7, 29358532), (14, 14679266), (28, 7339633), (49, 4194076), (98, 2097038), (196, 1048519), (367, 559972), (734, 279986), (1468, 139993), (2569, 79996), (2857, 71932), (5138, 39998), (5714, 35966), (10276, 19999), (11428, 17983)]