28900928

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2081}}^1$

素因数の和:2131

約数の個数: 56

約数和(自身を含む): 67689984

約数和(自身を除く): 38789056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 2081, 3472, 4162, 6944, 8324, 13888, 14567, 16648, 29134, 33296, 58268, 64511, 66592, 116536, 129022, 133184, 233072, 258044, 451577, 466144, 516088, 903154, 932288, 1032176, 1806308, 2064352, 3612616, 4128704, 7225232, 14450464, 28900928]

約数ペア:

[(1, 28900928), (2, 14450464), (4, 7225232), (7, 4128704), (8, 3612616), (14, 2064352), (16, 1806308), (28, 1032176), (31, 932288), (32, 903154), (56, 516088), (62, 466144), (64, 451577), (112, 258044), (124, 233072), (217, 133184), (224, 129022), (248, 116536), (434, 66592), (448, 64511), (496, 58268), (868, 33296), (992, 29134), (1736, 16648), (1984, 14567), (2081, 13888), (3472, 8324), (4162, 6944)]