81904671

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2879}}^1$

素因数の和:3023

約数の個数: 24

約数和(自身を含む): 123552000

約数和(自身を除く): 41647329

約数列:

[1, 3, 9, 29, 87, 109, 261, 327, 981, 2879, 3161, 8637, 9483, 25911, 28449, 83491, 250473, 313811, 751419, 941433, 2824299, 9100519, 27301557, 81904671]

約数ペア:

[(1, 81904671), (3, 27301557), (9, 9100519), (29, 2824299), (87, 941433), (109, 751419), (261, 313811), (327, 250473), (981, 83491), (2879, 28449), (3161, 25911), (8637, 9483)]