68287121

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:549

約数の個数: 24

約数和(自身を含む): 83905344

約数和(自身を除く): 15618223

約数列:

[1, 7, 19, 61, 133, 361, 427, 443, 1159, 2527, 3101, 8113, 8417, 22021, 27023, 58919, 154147, 159923, 189161, 513437, 1119461, 3594059, 9755303, 68287121]

約数ペア:

[(1, 68287121), (7, 9755303), (19, 3594059), (61, 1119461), (133, 513437), (361, 189161), (427, 159923), (443, 154147), (1159, 58919), (2527, 27023), (3101, 22021), (8113, 8417)]