81319641

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^2\times {\mathrm{599}}^1$

素因数の和:733

約数の個数: 24

約数和(自身を含む): 118977600

約数和(自身を除く): 37657959

約数列:

[1, 3, 13, 39, 59, 177, 599, 767, 1797, 2301, 3481, 7787, 10443, 23361, 35341, 45253, 106023, 135759, 459433, 1378299, 2085119, 6255357, 27106547, 81319641]

約数ペア:

[(1, 81319641), (3, 27106547), (13, 6255357), (39, 2085119), (59, 1378299), (177, 459433), (599, 135759), (767, 106023), (1797, 45253), (2301, 35341), (3481, 23361), (7787, 10443)]