81066.000000

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:857

約数の個数: 16

約数和(自身を含む): 710208

約数和(自身を除く): 294782

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 821, 1642, 9031, 18062, 18883, 37766, 207713, 415426]

約数ペア:

[(1, 415426), (2, 207713), (11, 37766), (22, 18883), (23, 18062), (46, 9031), (253, 1642), (506, 821)]