28308623

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 34145280

約数和(自身を除く): 5836657

約数列:

[1, 7, 49, 71, 79, 103, 497, 553, 721, 3479, 3871, 5047, 5609, 7313, 8137, 39263, 51191, 56959, 274841, 358337, 398713, 577727, 4044089, 28308623]

約数ペア:

[(1, 28308623), (7, 4044089), (49, 577727), (71, 398713), (79, 358337), (103, 274841), (497, 56959), (553, 51191), (721, 39263), (3479, 8137), (3871, 7313), (5047, 5609)]