890256686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{191783}}^1$

素因数の和:192007

約数の個数: 16

約数和(自身を含む): 1463695488

約数和(自身を除く): 573438802

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4642, 191783, 383566, 2109613, 4219226, 40466213, 80932426, 445128343, 890256686]

約数ペア:

[(1, 890256686), (2, 445128343), (11, 80932426), (22, 40466213), (211, 4219226), (422, 2109613), (2321, 383566), (4642, 191783)]