67554081

素因数分解:

$3^4\times 7^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:723

約数の個数: 40

約数和(自身を含む): 116012864

約数和(自身を除く): 48458783

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 283, 421, 567, 849, 1263, 1981, 2547, 2947, 3789, 5943, 7641, 8841, 11367, 17829, 22923, 26523, 34101, 53487, 79569, 119143, 160461, 238707, 357429, 834001, 1072287, 2502003, 3216861, 7506009, 9650583, 22518027, 67554081]

約数ペア:

[(1, 67554081), (3, 22518027), (7, 9650583), (9, 7506009), (21, 3216861), (27, 2502003), (63, 1072287), (81, 834001), (189, 357429), (283, 238707), (421, 160461), (567, 119143), (849, 79569), (1263, 53487), (1981, 34101), (2547, 26523), (2947, 22923), (3789, 17829), (5943, 11367), (7641, 8841)]