28411894

素因数分解:

$2^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{2143}}^1$

素因数の和:3099

約数の個数: 16

約数和(自身を含む): 48780288

約数和(自身を除く): 20368394

約数列:

[1, 2, 7, 14, 947, 1894, 2143, 4286, 6629, 13258, 15001, 30002, 2029421, 4058842, 14205947, 28411894]

約数ペア:

[(1, 28411894), (2, 14205947), (7, 4058842), (14, 2029421), (947, 30002), (1894, 15001), (2143, 13258), (4286, 6629)]