1986840575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{4674919}}^1$

素因数の和:4674946

約数の個数: 12

約数和(自身を含む): 2608605360

約数和(自身を除く): 621764785

約数列:

[1, 5, 17, 25, 85, 425, 4674919, 23374595, 79473623, 116872975, 397368115, 1986840575]

約数ペア:

[(1, 1986840575), (5, 397368115), (17, 116872975), (25, 79473623), (85, 23374595), (425, 4674919)]