1380491427

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{7753}}^1$

素因数の和:7963

約数の個数: 32

約数和(自身を含む): 2153751040

約数和(自身を除く): 773259613

約数列:

[1, 3, 7, 21, 61, 139, 183, 417, 427, 973, 1281, 2919, 7753, 8479, 23259, 25437, 54271, 59353, 162813, 178059, 472933, 1077667, 1418799, 3233001, 3310531, 7543669, 9931593, 22631007, 65737687, 197213061, 460163809, 1380491427]

約数ペア:

[(1, 1380491427), (3, 460163809), (7, 197213061), (21, 65737687), (61, 22631007), (139, 9931593), (183, 7543669), (417, 3310531), (427, 3233001), (973, 1418799), (1281, 1077667), (2919, 472933), (7753, 178059), (8479, 162813), (23259, 59353), (25437, 54271)]