81364143

素因数分解:

$3^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{4253}}^1$

素因数の和:5174

約数の個数: 16

約数和(自身を含む): 124148736

約数和(自身を除く): 42784593

約数列:

[1, 3, 7, 21, 911, 2733, 4253, 6377, 12759, 19131, 29771, 89313, 3874483, 11623449, 27121381, 81364143]

約数ペア:

[(1, 81364143), (3, 27121381), (7, 11623449), (21, 3874483), (911, 89313), (2733, 29771), (4253, 19131), (6377, 12759)]