81518569

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{2179}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 94176000

約数和(自身を除く): 12657431

約数列:

[1, 11, 19, 179, 209, 1969, 2179, 3401, 23969, 37411, 41401, 390041, 455411, 4290451, 7410779, 81518569]

約数ペア:

[(1, 81518569), (11, 7410779), (19, 4290451), (179, 455411), (209, 390041), (1969, 41401), (2179, 37411), (3401, 23969)]