28120812

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{733}}^1$

素因数の和:902

約数の個数: 48

約数和(自身を含む): 69054720

約数和(自身を除く): 40933908

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 139, 276, 278, 417, 556, 733, 834, 1466, 1668, 2199, 2932, 3197, 4398, 6394, 8796, 9591, 12788, 16859, 19182, 33718, 38364, 50577, 67436, 101154, 101887, 202308, 203774, 305661, 407548, 611322, 1222644, 2343401, 4686802, 7030203, 9373604, 14060406, 28120812]

約数ペア:

[(1, 28120812), (2, 14060406), (3, 9373604), (4, 7030203), (6, 4686802), (12, 2343401), (23, 1222644), (46, 611322), (69, 407548), (92, 305661), (138, 203774), (139, 202308), (276, 101887), (278, 101154), (417, 67436), (556, 50577), (733, 38364), (834, 33718), (1466, 19182), (1668, 16859), (2199, 12788), (2932, 9591), (3197, 8796), (4398, 6394)]