131181784

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{309391}}^1$

素因数の和:309450

約数の個数: 16

約数和(自身を含む): 250607520

約数和(自身を除く): 119425736

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 309391, 618782, 1237564, 2475128, 16397723, 32795446, 65590892, 131181784]

約数ペア:

[(1, 131181784), (2, 65590892), (4, 32795446), (8, 16397723), (53, 2475128), (106, 1237564), (212, 618782), (424, 309391)]