28943031

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{5417}}^1$

素因数の和:5570

約数の個数: 16

約数和(自身を含む): 41870304

約数和(自身を除く): 12927273

約数列:

[1, 3, 13, 39, 137, 411, 1781, 5343, 5417, 16251, 70421, 211263, 742129, 2226387, 9647677, 28943031]

約数ペア:

[(1, 28943031), (3, 9647677), (13, 2226387), (39, 742129), (137, 211263), (411, 70421), (1781, 16251), (5343, 5417)]