28007115

素因数分解:

$3^1\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1811}}^1$

素因数の和:2850

約数の個数: 16

約数和(自身を含む): 44879616

約数和(自身を除く): 16872501

約数列:

[1, 3, 5, 15, 1031, 1811, 3093, 5155, 5433, 9055, 15465, 27165, 1867141, 5601423, 9335705, 28007115]

約数ペア:

[(1, 28007115), (3, 9335705), (5, 5601423), (15, 1867141), (1031, 27165), (1811, 15465), (3093, 9055), (5155, 5433)]