990391281

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{7741}}^1\times {\mathrm{3877}}^1$

素因数の和:11632

約数の個数: 16

約数和(自身を含む): 1441126848

約数和(自身を除く): 450735567

約数列:

[1, 3, 11, 33, 3877, 7741, 11631, 23223, 42647, 85151, 127941, 255453, 30011857, 90035571, 330130427, 990391281]

約数ペア:

[(1, 990391281), (3, 330130427), (11, 90035571), (33, 30011857), (3877, 255453), (7741, 127941), (11631, 85151), (23223, 42647)]