131238918

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{137567}}^1$

素因数の和:137628

約数の個数: 24

約数和(自身を含む): 289718208

約数和(自身を除く): 158479290

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 318, 477, 954, 137567, 275134, 412701, 825402, 1238103, 2476206, 7291051, 14582102, 21873153, 43746306, 65619459, 131238918]

約数ペア:

[(1, 131238918), (2, 65619459), (3, 43746306), (6, 21873153), (9, 14582102), (18, 7291051), (53, 2476206), (106, 1238103), (159, 825402), (318, 412701), (477, 275134), (954, 137567)]