81569839

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1\times {\mathrm{433}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 90362272

約数和(自身を除く): 8792433

約数列:

[1, 13, 43, 337, 433, 559, 4381, 5629, 14491, 18619, 145921, 188383, 242047, 1896973, 6274603, 81569839]

約数ペア:

[(1, 81569839), (13, 6274603), (43, 1896973), (337, 242047), (433, 188383), (559, 145921), (4381, 18619), (5629, 14491)]