2725569

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 80

約数和(自身を含む): 5575680

約数和(自身を除く): 2850111

約数列:

[1, 3, 7, 9, 11, 19, 21, 23, 27, 33, 57, 63, 69, 77, 81, 99, 133, 161, 171, 189, 207, 209, 231, 253, 297, 399, 437, 483, 513, 567, 621, 627, 693, 759, 891, 1197, 1311, 1449, 1463, 1539, 1771, 1863, 1881, 2079, 2277, 3059, 3591, 3933, 4347, 4389, 4807, 5313, 5643, 6237, 6831, 9177, 10773, 11799, 13041, 13167, 14421, 15939, 16929, 20493, 27531, 33649, 35397, 39501, 43263, 47817, 82593, 100947, 118503, 129789, 143451, 247779, 302841, 389367, 908523, 2725569]

約数ペア:

[(1, 2725569), (3, 908523), (7, 389367), (9, 302841), (11, 247779), (19, 143451), (21, 129789), (23, 118503), (27, 100947), (33, 82593), (57, 47817), (63, 43263), (69, 39501), (77, 35397), (81, 33649), (99, 27531), (133, 20493), (161, 16929), (171, 15939), (189, 14421), (207, 13167), (209, 13041), (231, 11799), (253, 10773), (297, 9177), (399, 6831), (437, 6237), (483, 5643), (513, 5313), (567, 4807), (621, 4389), (627, 4347), (693, 3933), (759, 3591), (891, 3059), (1197, 2277), (1311, 2079), (1449, 1881), (1463, 1863), (1539, 1771)]