78431164

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21061}}^1$

素因数の和:21098

約数の個数: 36

約数和(自身を含む): 168074760

約数和(自身を除く): 89643596

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 21061, 42122, 84244, 147427, 294854, 400159, 589708, 800318, 1031989, 1600636, 2063978, 2801113, 4127956, 5602226, 11204452, 19607791, 39215582, 78431164]

約数ペア:

[(1, 78431164), (2, 39215582), (4, 19607791), (7, 11204452), (14, 5602226), (19, 4127956), (28, 2801113), (38, 2063978), (49, 1600636), (76, 1031989), (98, 800318), (133, 589708), (196, 400159), (266, 294854), (532, 147427), (931, 84244), (1862, 42122), (3724, 21061)]