87042969

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{4993}}^1$

素因数の和:5161

約数の個数: 24

約数和(自身を含む): 136336200

約数和(自身を除く): 49293231

約数列:

[1, 3, 9, 13, 39, 117, 149, 447, 1341, 1937, 4993, 5811, 14979, 17433, 44937, 64909, 194727, 584181, 743957, 2231871, 6695613, 9671441, 29014323, 87042969]

約数ペア:

[(1, 87042969), (3, 29014323), (9, 9671441), (13, 6695613), (39, 2231871), (117, 743957), (149, 584181), (447, 194727), (1341, 64909), (1937, 44937), (4993, 17433), (5811, 14979)]