131479293

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{557}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 200558592

約数和(自身を除く): 69079299

約数列:

[1, 3, 11, 23, 33, 69, 253, 311, 557, 759, 933, 1671, 3421, 6127, 7153, 10263, 12811, 18381, 21459, 38433, 78683, 140921, 173227, 236049, 422763, 519681, 1905497, 3984221, 5716491, 11952663, 43826431, 131479293]

約数ペア:

[(1, 131479293), (3, 43826431), (11, 11952663), (23, 5716491), (33, 3984221), (69, 1905497), (253, 519681), (311, 422763), (557, 236049), (759, 173227), (933, 140921), (1671, 78683), (3421, 38433), (6127, 21459), (7153, 18381), (10263, 12811)]