218029077

素因数分解:

$3^5\times 7^2\times {\mathrm{18311}}^1$

素因数の和:18340

約数の個数: 36

約数和(自身を含む): 379937376

約数和(自身を除く): 161908299

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 11907, 18311, 54933, 128177, 164799, 384531, 494397, 897239, 1153593, 1483191, 2691717, 3460779, 4449573, 8075151, 10382337, 24225453, 31147011, 72676359, 218029077]

約数ペア:

[(1, 218029077), (3, 72676359), (7, 31147011), (9, 24225453), (21, 10382337), (27, 8075151), (49, 4449573), (63, 3460779), (81, 2691717), (147, 1483191), (189, 1153593), (243, 897239), (441, 494397), (567, 384531), (1323, 164799), (1701, 128177), (3969, 54933), (11907, 18311)]