81909288

素因数分解:

$2^3\times 3^2\times {\mathrm{1137629}}^1$

素因数の和:1137641

約数の個数: 24

約数和(自身を含む): 221837850

約数和(自身を除く): 139928562

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1137629, 2275258, 3412887, 4550516, 6825774, 9101032, 10238661, 13651548, 20477322, 27303096, 40954644, 81909288]

約数ペア:

[(1, 81909288), (2, 40954644), (3, 27303096), (4, 20477322), (6, 13651548), (8, 10238661), (9, 9101032), (12, 6825774), (18, 4550516), (24, 3412887), (36, 2275258), (72, 1137629)]