30885639

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3919}}^1$

素因数の和:4030

約数の個数: 16

約数和(自身を含む): 42900480

約数和(自身を除く): 12014841

約数列:

[1, 3, 37, 71, 111, 213, 2627, 3919, 7881, 11757, 145003, 278249, 435009, 834747, 10295213, 30885639]

約数ペア:

[(1, 30885639), (3, 10295213), (37, 834747), (71, 435009), (111, 278249), (213, 145003), (2627, 11757), (3919, 7881)]