81820222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{119971}}^1$

素因数の和:120015

約数の個数: 16

約数和(自身を含む): 138207744

約数和(自身を除く): 56387522

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 119971, 239942, 1319681, 2639362, 3719101, 7438202, 40910111, 81820222]

約数ペア:

[(1, 81820222), (2, 40910111), (11, 7438202), (22, 3719101), (31, 2639362), (62, 1319681), (341, 239942), (682, 119971)]