2686905

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1558

約数の個数: 32

約数和(自身を含む): 5147520

約数和(自身を除く): 2460615

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1531, 1755, 4593, 7655, 13779, 19903, 22965, 41337, 59709, 68895, 99515, 179127, 206685, 298545, 537381, 895635, 2686905]

約数ペア:

[(1, 2686905), (3, 895635), (5, 537381), (9, 298545), (13, 206685), (15, 179127), (27, 99515), (39, 68895), (45, 59709), (65, 41337), (117, 22965), (135, 19903), (195, 13779), (351, 7655), (585, 4593), (1531, 1755)]