131276538

素因数分解:

$2^1\times 3^4\times {\mathrm{810349}}^1$

素因数の和:810363

約数の個数: 20

約数和(自身を含む): 294157050

約数和(自身を除く): 162880512

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 810349, 1620698, 2431047, 4862094, 7293141, 14586282, 21879423, 43758846, 65638269, 131276538]

約数ペア:

[(1, 131276538), (2, 65638269), (3, 43758846), (6, 21879423), (9, 14586282), (18, 7293141), (27, 4862094), (54, 2431047), (81, 1620698), (162, 810349)]