31110391

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 7596809

約数列:

[1, 13, 17, 19, 31, 221, 239, 247, 323, 403, 527, 589, 3107, 4063, 4199, 4541, 6851, 7409, 7657, 10013, 52819, 59033, 77197, 96317, 125953, 130169, 140771, 1003561, 1637389, 1830023, 2393107, 31110391]

約数ペア:

[(1, 31110391), (13, 2393107), (17, 1830023), (19, 1637389), (31, 1003561), (221, 140771), (239, 130169), (247, 125953), (323, 96317), (403, 77197), (527, 59033), (589, 52819), (3107, 10013), (4063, 7657), (4199, 7409), (4541, 6851)]