188637309

素因数分解:

$3^3\times 7^3\times {\mathrm{20369}}^1$

素因数の和:20399

約数の個数: 32

約数和(自身を含む): 325920000

約数和(自身を除く): 137282691

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 343, 441, 1029, 1323, 3087, 9261, 20369, 61107, 142583, 183321, 427749, 549963, 998081, 1283247, 2994243, 3849741, 6986567, 8982729, 20959701, 26948187, 62879103, 188637309]

約数ペア:

[(1, 188637309), (3, 62879103), (7, 26948187), (9, 20959701), (21, 8982729), (27, 6986567), (49, 3849741), (63, 2994243), (147, 1283247), (189, 998081), (343, 549963), (441, 427749), (1029, 183321), (1323, 142583), (3087, 61107), (9261, 20369)]