28447286

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28619}}^1$

素因数の和:28699

約数の個数: 16

約数和(自身を含む): 49455360

約数和(自身を除く): 21008074

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 28619, 57238, 200333, 400666, 2031949, 4063898, 14223643, 28447286]

約数ペア:

[(1, 28447286), (2, 14223643), (7, 4063898), (14, 2031949), (71, 400666), (142, 200333), (497, 57238), (994, 28619)]