135681

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:101

約数の個数: 24

約数和(自身を含む): 229824

約数和(自身を除く): 94143

約数列:

[1, 3, 7, 13, 21, 39, 49, 71, 91, 147, 213, 273, 497, 637, 923, 1491, 1911, 2769, 3479, 6461, 10437, 19383, 45227, 135681]

約数ペア:

[(1, 135681), (3, 45227), (7, 19383), (13, 10437), (21, 6461), (39, 3479), (49, 2769), (71, 1911), (91, 1491), (147, 923), (213, 637), (273, 497)]