12291205

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:516

約数の個数: 16

約数和(自身を含む): 15197184

約数和(自身を除く): 2905979

約数列:

[1, 5, 47, 193, 235, 271, 965, 1355, 9071, 12737, 45355, 52303, 63685, 261515, 2458241, 12291205]

約数ペア:

[(1, 12291205), (5, 2458241), (47, 261515), (193, 63685), (235, 52303), (271, 45355), (965, 12737), (1355, 9071)]