729968

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1112

約数の個数: 20

約数和(自身を含む): 1448568

約数和(自身を除く): 718600

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 1061, 2122, 4244, 8488, 16976, 45623, 91246, 182492, 364984, 729968]

約数ペア:

[(1, 729968), (2, 364984), (4, 182492), (8, 91246), (16, 45623), (43, 16976), (86, 8488), (172, 4244), (344, 2122), (688, 1061)]