81969135543

素因数分解:

$3^3\times {\mathrm{1721}}^1\times {\mathrm{1764029}}^1$

素因数の和:1765759

約数の個数: 16

約数和(自身を含む): 121506386400

約数和(自身を除く): 39537250857

約数列:

[1, 3, 9, 27, 1721, 5163, 15489, 46467, 1764029, 5292087, 15876261, 47628783, 3035893909, 9107681727, 27323045181, 81969135543]

約数ペア:

[(1, 81969135543), (3, 27323045181), (9, 9107681727), (27, 3035893909), (1721, 47628783), (5163, 15876261), (15489, 5292087), (46467, 1764029)]