28755417

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{3851}}^1$

素因数の和:4004

約数の個数: 16

約数和(自身を含む): 40677120

約数和(自身を除く): 11921703

約数列:

[1, 3, 19, 57, 131, 393, 2489, 3851, 7467, 11553, 73169, 219507, 504481, 1513443, 9585139, 28755417]

約数ペア:

[(1, 28755417), (3, 9585139), (19, 1513443), (57, 504481), (131, 219507), (393, 73169), (2489, 11553), (3851, 7467)]