2783204541

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{553211}}^1$

素因数の和:553273

約数の個数: 24

約数和(自身を含む): 4430121696

約数和(自身を除く): 1646917155

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 553211, 1659633, 4978899, 7191743, 21575229, 23788073, 64725687, 71364219, 214092657, 309244949, 927734847, 2783204541]

約数ペア:

[(1, 2783204541), (3, 927734847), (9, 309244949), (13, 214092657), (39, 71364219), (43, 64725687), (117, 23788073), (129, 21575229), (387, 7191743), (559, 4978899), (1677, 1659633), (5031, 553211)]