12191575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1095

約数の個数: 24

約数和(自身を含む): 16891776

約数和(自身を除く): 4700201

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1031, 1075, 2365, 5155, 11341, 11825, 25775, 44333, 56705, 221665, 283525, 487663, 1108325, 2438315, 12191575]

約数ペア:

[(1, 12191575), (5, 2438315), (11, 1108325), (25, 487663), (43, 283525), (55, 221665), (215, 56705), (275, 44333), (473, 25775), (1031, 11825), (1075, 11341), (2365, 5155)]