71581939

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{163}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 87945984

約数和(自身を除く): 16364045

約数列:

[1, 11, 13, 37, 83, 143, 163, 407, 481, 913, 1079, 1793, 2119, 3071, 5291, 6031, 11869, 13529, 23309, 33781, 39923, 66341, 78403, 148819, 175877, 439153, 500573, 862433, 1934647, 5506303, 6507449, 71581939]

約数ペア:

[(1, 71581939), (11, 6507449), (13, 5506303), (37, 1934647), (83, 862433), (143, 500573), (163, 439153), (407, 175877), (481, 148819), (913, 78403), (1079, 66341), (1793, 39923), (2119, 33781), (3071, 23309), (5291, 13529), (6031, 11869)]