31228285

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{727}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 41827968

約数和(自身を除く): 10599683

約数列:

[1, 5, 11, 55, 71, 121, 355, 605, 727, 781, 3635, 3905, 7997, 8591, 39985, 42955, 51617, 87967, 258085, 439835, 567787, 2838935, 6245657, 31228285]

約数ペア:

[(1, 31228285), (5, 6245657), (11, 2838935), (55, 567787), (71, 439835), (121, 258085), (355, 87967), (605, 51617), (727, 42955), (781, 39985), (3635, 8591), (3905, 7997)]