68866868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{129449}}^1$

素因数の和:129479

約数の個数: 24

約数和(自身を含む): 144984000

約数和(自身を除く): 76117132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 129449, 258898, 517796, 906143, 1812286, 2459531, 3624572, 4919062, 9838124, 17216717, 34433434, 68866868]

約数ペア:

[(1, 68866868), (2, 34433434), (4, 17216717), (7, 9838124), (14, 4919062), (19, 3624572), (28, 2459531), (38, 1812286), (76, 906143), (133, 517796), (266, 258898), (532, 129449)]