2491866

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:507

約数の個数: 48

約数和(自身を含む): 6080256

約数和(自身を除く): 3588390

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 299, 414, 463, 598, 897, 926, 1389, 1794, 2691, 2778, 4167, 5382, 6019, 8334, 10649, 12038, 18057, 21298, 31947, 36114, 54171, 63894, 95841, 108342, 138437, 191682, 276874, 415311, 830622, 1245933, 2491866]

約数ペア:

[(1, 2491866), (2, 1245933), (3, 830622), (6, 415311), (9, 276874), (13, 191682), (18, 138437), (23, 108342), (26, 95841), (39, 63894), (46, 54171), (69, 36114), (78, 31947), (117, 21298), (138, 18057), (207, 12038), (234, 10649), (299, 8334), (414, 6019), (463, 5382), (598, 4167), (897, 2778), (926, 2691), (1389, 1794)]