28506044

素因数分解:

$2^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 59136000

約数和(自身を除く): 30629956

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 263, 316, 343, 526, 553, 686, 1052, 1106, 1372, 1841, 2212, 3682, 3871, 7364, 7742, 12887, 15484, 20777, 25774, 27097, 41554, 51548, 54194, 83108, 90209, 108388, 145439, 180418, 290878, 360836, 581756, 1018073, 2036146, 4072292, 7126511, 14253022, 28506044]

約数ペア:

[(1, 28506044), (2, 14253022), (4, 7126511), (7, 4072292), (14, 2036146), (28, 1018073), (49, 581756), (79, 360836), (98, 290878), (158, 180418), (196, 145439), (263, 108388), (316, 90209), (343, 83108), (526, 54194), (553, 51548), (686, 41554), (1052, 27097), (1106, 25774), (1372, 20777), (1841, 15484), (2212, 12887), (3682, 7742), (3871, 7364)]