13857004

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^2$

素因数の和:159

約数の個数: 54

約数和(自身を含む): 30188340

約数和(自身を除く): 16331336

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 61, 76, 98, 122, 133, 196, 244, 266, 427, 532, 854, 931, 1159, 1708, 1862, 2318, 2989, 3721, 3724, 4636, 5978, 7442, 8113, 11956, 14884, 16226, 26047, 32452, 52094, 56791, 70699, 104188, 113582, 141398, 182329, 227164, 282796, 364658, 494893, 729316, 989786, 1979572, 3464251, 6928502, 13857004]

約数ペア:

[(1, 13857004), (2, 6928502), (4, 3464251), (7, 1979572), (14, 989786), (19, 729316), (28, 494893), (38, 364658), (49, 282796), (61, 227164), (76, 182329), (98, 141398), (122, 113582), (133, 104188), (196, 70699), (244, 56791), (266, 52094), (427, 32452), (532, 26047), (854, 16226), (931, 14884), (1159, 11956), (1708, 8113), (1862, 7442), (2318, 5978), (2989, 4636), (3721, 3724)]