67791647

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4337}}^1$

素因数の和:4391

約数の個数: 24

約数和(自身を含む): 89015760

約数和(自身を除く): 21224113

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 539, 1421, 2233, 4337, 15631, 30359, 47707, 125773, 212513, 333949, 880411, 1383503, 2337643, 6162877, 9684521, 67791647]

約数ペア:

[(1, 67791647), (7, 9684521), (11, 6162877), (29, 2337643), (49, 1383503), (77, 880411), (203, 333949), (319, 212513), (539, 125773), (1421, 47707), (2233, 30359), (4337, 15631)]