909468243

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{80777}}^1$

素因数の和:80928

約数の個数: 20

約数和(自身を含む): 1368379320

約数和(自身を除く): 458911077

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 80777, 242331, 726993, 2180979, 6542937, 11228003, 33684009, 101052027, 303156081, 909468243]

約数ペア:

[(1, 909468243), (3, 303156081), (9, 101052027), (27, 33684009), (81, 11228003), (139, 6542937), (417, 2180979), (1251, 726993), (3753, 242331), (11259, 80777)]