256143387

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{103}}^1\times {\mathrm{1567}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 360715264

約数和(自身を除く): 104571877

約数列:

[1, 3, 23, 69, 103, 309, 529, 1567, 1587, 2369, 4701, 7107, 36041, 54487, 108123, 161401, 163461, 484203, 828943, 2486829, 3712223, 11136669, 85381129, 256143387]

約数ペア:

[(1, 256143387), (3, 85381129), (23, 11136669), (69, 3712223), (103, 2486829), (309, 828943), (529, 484203), (1567, 163461), (1587, 161401), (2369, 108123), (4701, 54487), (7107, 36041)]