28556626

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28729}}^1$

素因数の和:28809

約数の個数: 16

約数和(自身を含む): 49645440

約数和(自身を除く): 21088814

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28729, 57458, 201103, 402206, 2039759, 4079518, 14278313, 28556626]

約数ペア:

[(1, 28556626), (2, 14278313), (7, 4079518), (14, 2039759), (71, 402206), (142, 201103), (497, 57458), (994, 28729)]