28004847

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2339}}^1$

素因数の和:2662

約数の個数: 16

約数和(自身を含む): 40360320

約数和(自身を除く): 12355473

約数列:

[1, 3, 13, 39, 307, 921, 2339, 3991, 7017, 11973, 30407, 91221, 718073, 2154219, 9334949, 28004847]

約数ペア:

[(1, 28004847), (3, 9334949), (13, 2154219), (39, 718073), (307, 91221), (921, 30407), (2339, 11973), (3991, 7017)]