81756003

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{54833}}^1$

素因数の和:54914

約数の個数: 16

約数和(自身を含む): 126337536

約数和(自身を除く): 44581533

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 54833, 164499, 383831, 1151493, 3893143, 11679429, 27252001, 81756003]

約数ペア:

[(1, 81756003), (3, 27252001), (7, 11679429), (21, 3893143), (71, 1151493), (213, 383831), (497, 164499), (1491, 54833)]