307816131

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{2633}}^1$

素因数の和:2955

約数の個数: 32

約数和(自身を含む): 495613440

約数和(自身を除く): 187797309

約数列:

[1, 3, 7, 19, 21, 57, 133, 293, 399, 879, 2051, 2633, 5567, 6153, 7899, 16701, 18431, 38969, 50027, 55293, 116907, 150081, 350189, 771469, 1050567, 2314407, 5400283, 14657911, 16200849, 43973733, 102605377, 307816131]

約数ペア:

[(1, 307816131), (3, 102605377), (7, 43973733), (19, 16200849), (21, 14657911), (57, 5400283), (133, 2314407), (293, 1050567), (399, 771469), (879, 350189), (2051, 150081), (2633, 116907), (5567, 55293), (6153, 50027), (7899, 38969), (16701, 18431)]