66489227

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4201}}^1$

素因数の和:4251

約数の個数: 24

約数和(自身を含む): 86225040

約数和(自身を除く): 19735813

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 833, 931, 2261, 4201, 15827, 29407, 71417, 79819, 205849, 499919, 558733, 1356923, 3499433, 3911131, 9498461, 66489227]

約数ペア:

[(1, 66489227), (7, 9498461), (17, 3911131), (19, 3499433), (49, 1356923), (119, 558733), (133, 499919), (323, 205849), (833, 79819), (931, 71417), (2261, 29407), (4201, 15827)]