31842279

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4637}}^1$

素因数の和:4759

約数の個数: 24

約数和(自身を含む): 53058720

約数和(自身を除く): 21216441

約数列:

[1, 3, 7, 9, 21, 63, 109, 327, 763, 981, 2289, 4637, 6867, 13911, 32459, 41733, 97377, 292131, 505433, 1516299, 3538031, 4548897, 10614093, 31842279]

約数ペア:

[(1, 31842279), (3, 10614093), (7, 4548897), (9, 3538031), (21, 1516299), (63, 505433), (109, 292131), (327, 97377), (763, 41733), (981, 32459), (2289, 13911), (4637, 6867)]