16257241

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 22176000

約数和(自身を除く): 5918759

約数列:

[1, 7, 11, 13, 77, 91, 109, 143, 149, 763, 1001, 1043, 1199, 1417, 1639, 1937, 8393, 9919, 11473, 13559, 15587, 16241, 21307, 109109, 113687, 149149, 178651, 211133, 1250557, 1477931, 2322463, 16257241]

約数ペア:

[(1, 16257241), (7, 2322463), (11, 1477931), (13, 1250557), (77, 211133), (91, 178651), (109, 149149), (143, 113687), (149, 109109), (763, 21307), (1001, 16241), (1043, 15587), (1199, 13559), (1417, 11473), (1639, 9919), (1937, 8393)]