2902887

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 4628624

約数和(自身を除く): 1725737

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 577, 1677, 1731, 5031, 5193, 7501, 22503, 24811, 67509, 74433, 223299, 322543, 967629, 2902887]

約数ペア:

[(1, 2902887), (3, 967629), (9, 322543), (13, 223299), (39, 74433), (43, 67509), (117, 24811), (129, 22503), (387, 7501), (559, 5193), (577, 5031), (1677, 1731)]