71979543

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{727}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 112985600

約数和(自身を除く): 41006057

約数列:

[1, 3, 9, 19, 27, 57, 171, 193, 513, 579, 727, 1737, 2181, 3667, 5211, 6543, 11001, 13813, 19629, 33003, 41439, 99009, 124317, 140311, 372951, 420933, 1262799, 2665909, 3788397, 7997727, 23993181, 71979543]

約数ペア:

[(1, 71979543), (3, 23993181), (9, 7997727), (19, 3788397), (27, 2665909), (57, 1262799), (171, 420933), (193, 372951), (513, 140311), (579, 124317), (727, 99009), (1737, 41439), (2181, 33003), (3667, 19629), (5211, 13813), (6543, 11001)]