81590751

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{7561}}^1$

素因数の和:7687

約数の個数: 24

約数和(自身を含む): 129763920

約数和(自身を除く): 48173169

約数列:

[1, 3, 9, 11, 33, 99, 109, 327, 981, 1199, 3597, 7561, 10791, 22683, 68049, 83171, 249513, 748539, 824149, 2472447, 7417341, 9065639, 27196917, 81590751]

約数ペア:

[(1, 81590751), (3, 27196917), (9, 9065639), (11, 7417341), (33, 2472447), (99, 824149), (109, 748539), (327, 249513), (981, 83171), (1199, 68049), (3597, 22683), (7561, 10791)]