78680847

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{55921}}^1$

素因数の和:55998

約数の個数: 16

約数和(自身を含む): 121686272

約数和(自身を除く): 43005425

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 55921, 167763, 391447, 1174341, 3746707, 11240121, 26226949, 78680847]

約数ペア:

[(1, 78680847), (3, 26226949), (7, 11240121), (21, 3746707), (67, 1174341), (201, 391447), (469, 167763), (1407, 55921)]