42821163

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 81100800

約数和(自身を除く): 38279637

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 43, 63, 77, 99, 129, 189, 231, 297, 301, 387, 473, 479, 693, 903, 1161, 1419, 1437, 2079, 2709, 3311, 3353, 4257, 4311, 5269, 8127, 9933, 10059, 12771, 12933, 15807, 20597, 29799, 30177, 36883, 47421, 61791, 89397, 90531, 110649, 142263, 144179, 185373, 226567, 331947, 432537, 556119, 679701, 995841, 1297611, 1585969, 2039103, 3892833, 4757907, 6117309, 14273721, 42821163]

約数ペア:

[(1, 42821163), (3, 14273721), (7, 6117309), (9, 4757907), (11, 3892833), (21, 2039103), (27, 1585969), (33, 1297611), (43, 995841), (63, 679701), (77, 556119), (99, 432537), (129, 331947), (189, 226567), (231, 185373), (297, 144179), (301, 142263), (387, 110649), (473, 90531), (479, 89397), (693, 61791), (903, 47421), (1161, 36883), (1419, 30177), (1437, 29799), (2079, 20597), (2709, 15807), (3311, 12933), (3353, 12771), (4257, 10059), (4311, 9933), (5269, 8127)]