255035018

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{1039}}^1$

素因数の和:1334

約数の個数: 32

約数和(自身を含む): 444787200

約数和(自身を除く): 189752182

約数列:

[1, 2, 7, 14, 89, 178, 197, 394, 623, 1039, 1246, 1379, 2078, 2758, 7273, 14546, 17533, 35066, 92471, 122731, 184942, 204683, 245462, 409366, 647297, 1294594, 1432781, 2865562, 18216787, 36433574, 127517509, 255035018]

約数ペア:

[(1, 255035018), (2, 127517509), (7, 36433574), (14, 18216787), (89, 2865562), (178, 1432781), (197, 1294594), (394, 647297), (623, 409366), (1039, 245462), (1246, 204683), (1379, 184942), (2078, 122731), (2758, 92471), (7273, 35066), (14546, 17533)]