81984397

素因数分解:

${\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 95376960

約数和(自身を除く): 13392563

約数列:

[1, 11, 23, 89, 121, 253, 331, 979, 2047, 2783, 3641, 7613, 10769, 22517, 29459, 40051, 83743, 247687, 324049, 677557, 921173, 3564539, 7453127, 81984397]

約数ペア:

[(1, 81984397), (11, 7453127), (23, 3564539), (89, 921173), (121, 677557), (253, 324049), (331, 247687), (979, 83743), (2047, 40051), (2783, 29459), (3641, 22517), (7613, 10769)]