2789164

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 5999616

約数和(自身を除く): 3210452

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 61, 71, 92, 122, 142, 161, 244, 284, 322, 427, 497, 644, 854, 994, 1403, 1633, 1708, 1988, 2806, 3266, 4331, 5612, 6532, 8662, 9821, 11431, 17324, 19642, 22862, 30317, 39284, 45724, 60634, 99613, 121268, 199226, 398452, 697291, 1394582, 2789164]

約数ペア:

[(1, 2789164), (2, 1394582), (4, 697291), (7, 398452), (14, 199226), (23, 121268), (28, 99613), (46, 60634), (61, 45724), (71, 39284), (92, 30317), (122, 22862), (142, 19642), (161, 17324), (244, 11431), (284, 9821), (322, 8662), (427, 6532), (497, 5612), (644, 4331), (854, 3266), (994, 2806), (1403, 1988), (1633, 1708)]