27788148

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{619}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 74474400

約数和(自身を除く): 46686252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 43, 58, 86, 87, 116, 129, 172, 174, 258, 261, 348, 387, 516, 522, 619, 774, 1044, 1238, 1247, 1548, 1857, 2476, 2494, 3714, 3741, 4988, 5571, 7428, 7482, 11142, 11223, 14964, 17951, 22284, 22446, 26617, 35902, 44892, 53234, 53853, 71804, 79851, 106468, 107706, 159702, 161559, 215412, 239553, 319404, 323118, 479106, 646236, 771893, 958212, 1543786, 2315679, 3087572, 4631358, 6947037, 9262716, 13894074, 27788148]

約数ペア:

[(1, 27788148), (2, 13894074), (3, 9262716), (4, 6947037), (6, 4631358), (9, 3087572), (12, 2315679), (18, 1543786), (29, 958212), (36, 771893), (43, 646236), (58, 479106), (86, 323118), (87, 319404), (116, 239553), (129, 215412), (172, 161559), (174, 159702), (258, 107706), (261, 106468), (348, 79851), (387, 71804), (516, 53853), (522, 53234), (619, 44892), (774, 35902), (1044, 26617), (1238, 22446), (1247, 22284), (1548, 17951), (1857, 14964), (2476, 11223), (2494, 11142), (3714, 7482), (3741, 7428), (4988, 5571)]