81124547

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1103}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 100684800

約数和(自身を除く): 19560253

約数列:

[1, 7, 19, 49, 79, 133, 553, 931, 1103, 1501, 3871, 7721, 10507, 20957, 54047, 73549, 87137, 146699, 609959, 1026893, 1655603, 4269713, 11589221, 81124547]

約数ペア:

[(1, 81124547), (7, 11589221), (19, 4269713), (49, 1655603), (79, 1026893), (133, 609959), (553, 146699), (931, 87137), (1103, 73549), (1501, 54047), (3871, 20957), (7721, 10507)]