28872592

素因数分解:

$2^4\times 7^1\times {\mathrm{257791}}^1$

素因数の和:257806

約数の個数: 20

約数和(自身を含む): 63932416

約数和(自身を除く): 35059824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257791, 515582, 1031164, 1804537, 2062328, 3609074, 4124656, 7218148, 14436296, 28872592]

約数ペア:

[(1, 28872592), (2, 14436296), (4, 7218148), (7, 4124656), (8, 3609074), (14, 2062328), (16, 1804537), (28, 1031164), (56, 515582), (112, 257791)]