291107019

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1871}}^1$

素因数の和:2151

約数の個数: 32

約数和(自身を含む): 460062720

約数和(自身を除く): 168955701

約数列:

[1, 3, 7, 21, 31, 93, 217, 239, 651, 717, 1673, 1871, 5019, 5613, 7409, 13097, 22227, 39291, 51863, 58001, 155589, 174003, 406007, 447169, 1218021, 1341507, 3130183, 9390549, 13862239, 41586717, 97035673, 291107019]

約数ペア:

[(1, 291107019), (3, 97035673), (7, 41586717), (21, 13862239), (31, 9390549), (93, 3130183), (217, 1341507), (239, 1218021), (651, 447169), (717, 406007), (1673, 174003), (1871, 155589), (5019, 58001), (5613, 51863), (7409, 39291), (13097, 22227)]