81855059

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 103541760

約数和(自身を除く): 21686701

約数列:

[1, 11, 13, 19, 47, 143, 209, 247, 517, 611, 641, 893, 2717, 6721, 7051, 8333, 9823, 11609, 12179, 30127, 91663, 127699, 133969, 158327, 331397, 391651, 572413, 1741597, 4308161, 6296543, 7441369, 81855059]

約数ペア:

[(1, 81855059), (11, 7441369), (13, 6296543), (19, 4308161), (47, 1741597), (143, 572413), (209, 391651), (247, 331397), (517, 158327), (611, 133969), (641, 127699), (893, 91663), (2717, 30127), (6721, 12179), (7051, 11609), (8333, 9823)]