27980358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15493}}^1$

素因数の和:15548

約数の個数: 32

約数和(自身を含む): 65446656

約数和(自身を除く): 37466298

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 15493, 30986, 46479, 92958, 108451, 216902, 325353, 650706, 666199, 1332398, 1998597, 3997194, 4663393, 9326786, 13990179, 27980358]

約数ペア:

[(1, 27980358), (2, 13990179), (3, 9326786), (6, 4663393), (7, 3997194), (14, 1998597), (21, 1332398), (42, 666199), (43, 650706), (86, 325353), (129, 216902), (258, 108451), (301, 92958), (602, 46479), (903, 30986), (1806, 15493)]