28054256

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:549

約数の個数: 40

約数和(自身を含む): 56615424

約数和(自身を除く): 28561168

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 163, 248, 326, 347, 496, 652, 694, 1304, 1388, 2608, 2776, 5053, 5552, 10106, 10757, 20212, 21514, 40424, 43028, 56561, 80848, 86056, 113122, 172112, 226244, 452488, 904976, 1753391, 3506782, 7013564, 14027128, 28054256]

約数ペア:

[(1, 28054256), (2, 14027128), (4, 7013564), (8, 3506782), (16, 1753391), (31, 904976), (62, 452488), (124, 226244), (163, 172112), (248, 113122), (326, 86056), (347, 80848), (496, 56561), (652, 43028), (694, 40424), (1304, 21514), (1388, 20212), (2608, 10757), (2776, 10106), (5053, 5552)]