27888987

素因数分解:

$3^1\times 7^3\times {\mathrm{27103}}^1$

素因数の和:27127

約数の個数: 16

約数和(自身を含む): 43366400

約数和(自身を除く): 15477413

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 27103, 81309, 189721, 569163, 1328047, 3984141, 9296329, 27888987]

約数ペア:

[(1, 27888987), (3, 9296329), (7, 3984141), (21, 1328047), (49, 569163), (147, 189721), (343, 81309), (1029, 27103)]