28387712

素因数分解:

$2^7\times {\mathrm{227}}^1\times {\mathrm{977}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 56860920

約数和(自身を除く): 28473208

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 227, 454, 908, 977, 1816, 1954, 3632, 3908, 7264, 7816, 14528, 15632, 29056, 31264, 62528, 125056, 221779, 443558, 887116, 1774232, 3548464, 7096928, 14193856, 28387712]

約数ペア:

[(1, 28387712), (2, 14193856), (4, 7096928), (8, 3548464), (16, 1774232), (32, 887116), (64, 443558), (128, 221779), (227, 125056), (454, 62528), (908, 31264), (977, 29056), (1816, 15632), (1954, 14528), (3632, 7816), (3908, 7264)]