89257431

素因数分解:

$3^1\times {\mathrm{37}}^2\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:391

約数の個数: 24

約数和(自身を含む): 124086144

約数和(自身を除く): 34828713

約数列:

[1, 3, 37, 103, 111, 211, 309, 633, 1369, 3811, 4107, 7807, 11433, 21733, 23421, 65199, 141007, 288859, 423021, 804121, 866577, 2412363, 29752477, 89257431]

約数ペア:

[(1, 89257431), (3, 29752477), (37, 2412363), (103, 866577), (111, 804121), (211, 423021), (309, 288859), (633, 141007), (1369, 65199), (3811, 23421), (4107, 21733), (7807, 11433)]