87043869

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^2$

素因数の和:235

約数の個数: 48

約数和(自身を含む): 146120640

約数和(自身を除く): 59076771

約数列:

[1, 3, 9, 11, 27, 33, 37, 89, 99, 111, 267, 297, 333, 407, 801, 979, 999, 1221, 2403, 2937, 3293, 3663, 7921, 8811, 9879, 10989, 23763, 26433, 29637, 36223, 71289, 87131, 88911, 108669, 213867, 261393, 293077, 326007, 784179, 879231, 978021, 2352537, 2637693, 3223847, 7913079, 9671541, 29014623, 87043869]

約数ペア:

[(1, 87043869), (3, 29014623), (9, 9671541), (11, 7913079), (27, 3223847), (33, 2637693), (37, 2352537), (89, 978021), (99, 879231), (111, 784179), (267, 326007), (297, 293077), (333, 261393), (407, 213867), (801, 108669), (979, 88911), (999, 87131), (1221, 71289), (2403, 36223), (2937, 29637), (3293, 26433), (3663, 23763), (7921, 10989), (8811, 9879)]