8210391

素因数分解:

$3^1\times 7^3\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 32

約数和(自身を含む): 13056000

約数和(自身を除く): 4845609

約数列:

[1, 3, 7, 21, 49, 79, 101, 147, 237, 303, 343, 553, 707, 1029, 1659, 2121, 3871, 4949, 7979, 11613, 14847, 23937, 27097, 34643, 55853, 81291, 103929, 167559, 390971, 1172913, 2736797, 8210391]

約数ペア:

[(1, 8210391), (3, 2736797), (7, 1172913), (21, 390971), (49, 167559), (79, 103929), (101, 81291), (147, 55853), (237, 34643), (303, 27097), (343, 23937), (553, 14847), (707, 11613), (1029, 7979), (1659, 4949), (2121, 3871)]