90997778

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{10181}}^1$

素因数の和:10333

約数の個数: 16

約数和(自身を含む): 141122520

約数和(自身を除く): 50124742

約数列:

[1, 2, 41, 82, 109, 218, 4469, 8938, 10181, 20362, 417421, 834842, 1109729, 2219458, 45498889, 90997778]

約数ペア:

[(1, 90997778), (2, 45498889), (41, 2219458), (82, 1109729), (109, 834842), (218, 417421), (4469, 20362), (8938, 10181)]