81392589

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2861}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 122779800

約数和(自身を除く): 41387211

約数列:

[1, 3, 9, 29, 87, 109, 261, 327, 981, 2861, 3161, 8583, 9483, 25749, 28449, 82969, 248907, 311849, 746721, 935547, 2806641, 9043621, 27130863, 81392589]

約数ペア:

[(1, 81392589), (3, 27130863), (9, 9043621), (29, 2806641), (87, 935547), (109, 746721), (261, 311849), (327, 248907), (981, 82969), (2861, 28449), (3161, 25749), (8583, 9483)]