28577516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1861}}^1$

素因数の和:2225

約数の個数: 24

約数和(自身を含む): 54742800

約数和(自身を除く): 26165284

約数列:

[1, 2, 4, 11, 22, 44, 349, 698, 1396, 1861, 3722, 3839, 7444, 7678, 15356, 20471, 40942, 81884, 649489, 1298978, 2597956, 7144379, 14288758, 28577516]

約数ペア:

[(1, 28577516), (2, 14288758), (4, 7144379), (11, 2597956), (22, 1298978), (44, 649489), (349, 81884), (698, 40942), (1396, 20471), (1861, 15356), (3722, 7678), (3839, 7444)]