81395442

素因数分解:

$2^1\times 3^4\times {\mathrm{502441}}^1$

素因数の和:502455

約数の個数: 20

約数和(自身を含む): 182386446

約数和(自身を除く): 100991004

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 502441, 1004882, 1507323, 3014646, 4521969, 9043938, 13565907, 27131814, 40697721, 81395442]

約数ペア:

[(1, 81395442), (2, 40697721), (3, 27131814), (6, 13565907), (9, 9043938), (18, 4521969), (27, 3014646), (54, 1507323), (81, 1004882), (162, 502441)]