81187212

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{43093}}^1$

素因数の和:43257

約数の個数: 24

約数和(自身を含む): 190647856

約数和(自身を除く): 109460644

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 43093, 86186, 129279, 172372, 258558, 517116, 6765601, 13531202, 20296803, 27062404, 40593606, 81187212]

約数ペア:

[(1, 81187212), (2, 40593606), (3, 27062404), (4, 20296803), (6, 13531202), (12, 6765601), (157, 517116), (314, 258558), (471, 172372), (628, 129279), (942, 86186), (1884, 43093)]