2148128983

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2713}}^1$

素因数の和:2864

約数の個数: 48

約数和(自身を含む): 2962776096

約数和(自身を除く): 814647113

約数列:

[1, 7, 11, 13, 49, 77, 91, 113, 143, 539, 637, 791, 1001, 1243, 1469, 2713, 5537, 7007, 8701, 10283, 16159, 18991, 29843, 35269, 60907, 71981, 113113, 132937, 208901, 246883, 306569, 387959, 791791, 1462307, 1728181, 2145983, 2715713, 3372259, 3985397, 15021881, 19009991, 23605813, 27897779, 43839367, 165240691, 195284453, 306875569, 2148128983]

約数ペア:

[(1, 2148128983), (7, 306875569), (11, 195284453), (13, 165240691), (49, 43839367), (77, 27897779), (91, 23605813), (113, 19009991), (143, 15021881), (539, 3985397), (637, 3372259), (791, 2715713), (1001, 2145983), (1243, 1728181), (1469, 1462307), (2713, 791791), (5537, 387959), (7007, 306569), (8701, 246883), (10283, 208901), (16159, 132937), (18991, 113113), (29843, 71981), (35269, 60907)]