81194542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3889}}^1$

素因数の和:3988

約数の個数: 32

約数和(自身を含む): 145081440

約数和(自身を除く): 63886898

約数列:

[1, 2, 11, 13, 22, 26, 73, 143, 146, 286, 803, 949, 1606, 1898, 3889, 7778, 10439, 20878, 42779, 50557, 85558, 101114, 283897, 556127, 567794, 1112254, 3122867, 3690661, 6245734, 7381322, 40597271, 81194542]

約数ペア:

[(1, 81194542), (2, 40597271), (11, 7381322), (13, 6245734), (22, 3690661), (26, 3122867), (73, 1112254), (143, 567794), (146, 556127), (286, 283897), (803, 101114), (949, 85558), (1606, 50557), (1898, 42779), (3889, 20878), (7778, 10439)]