27091815

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4133}}^1$

素因数の和:4183

約数の個数: 32

約数和(自身を含む): 47623680

約数和(自身を除く): 20531865

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 4133, 6555, 12399, 20665, 61995, 78527, 95059, 235581, 285177, 392635, 475295, 1177905, 1425885, 1806121, 5418363, 9030605, 27091815]

約数ペア:

[(1, 27091815), (3, 9030605), (5, 5418363), (15, 1806121), (19, 1425885), (23, 1177905), (57, 475295), (69, 392635), (95, 285177), (115, 235581), (285, 95059), (345, 78527), (437, 61995), (1311, 20665), (2185, 12399), (4133, 6555)]