30649209

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3889}}^1$

素因数の和:4000

約数の個数: 16

約数和(自身を含む): 42572160

約数和(自身を除く): 11922951

約数列:

[1, 3, 37, 71, 111, 213, 2627, 3889, 7881, 11667, 143893, 276119, 431679, 828357, 10216403, 30649209]

約数ペア:

[(1, 30649209), (3, 10216403), (37, 828357), (71, 431679), (111, 276119), (213, 143893), (2627, 11667), (3889, 7881)]