9977247

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 17571840

約数和(自身を除く): 7594593

約数列:

[1, 3, 7, 9, 21, 29, 43, 63, 87, 127, 129, 203, 261, 301, 381, 387, 609, 889, 903, 1143, 1247, 1827, 2667, 2709, 3683, 3741, 5461, 8001, 8729, 11049, 11223, 16383, 25781, 26187, 33147, 38227, 49149, 77343, 78561, 114681, 158369, 232029, 344043, 475107, 1108583, 1425321, 3325749, 9977247]

約数ペア:

[(1, 9977247), (3, 3325749), (7, 1425321), (9, 1108583), (21, 475107), (29, 344043), (43, 232029), (63, 158369), (87, 114681), (127, 78561), (129, 77343), (203, 49149), (261, 38227), (301, 33147), (381, 26187), (387, 25781), (609, 16383), (889, 11223), (903, 11049), (1143, 8729), (1247, 8001), (1827, 5461), (2667, 3741), (2709, 3683)]