87080147

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^2$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 112659456

約数和(自身を除く): 25579309

約数列:

[1, 7, 11, 31, 77, 191, 217, 341, 1337, 2101, 2387, 5921, 14707, 36481, 41447, 65131, 255367, 401291, 455917, 1130911, 2809037, 7916377, 12440021, 87080147]

約数ペア:

[(1, 87080147), (7, 12440021), (11, 7916377), (31, 2809037), (77, 1130911), (191, 455917), (217, 401291), (341, 255367), (1337, 65131), (2101, 41447), (2387, 36481), (5921, 14707)]