81618858

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{197147}}^1$

素因数の和:197178

約数の個数: 24

約数和(自身を含む): 184530528

約数和(自身を除く): 102911670

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 197147, 394294, 591441, 1182882, 1774323, 3548646, 4534381, 9068762, 13603143, 27206286, 40809429, 81618858]

約数ペア:

[(1, 81618858), (2, 40809429), (3, 27206286), (6, 13603143), (9, 9068762), (18, 4534381), (23, 3548646), (46, 1774323), (69, 1182882), (138, 591441), (207, 394294), (414, 197147)]