81771909

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{8623}}^1$

素因数の和:8764

約数の個数: 16

約数和(自身を含む): 113836800

約数和(自身を除く): 32064891

約数列:

[1, 3, 29, 87, 109, 327, 3161, 8623, 9483, 25869, 250067, 750201, 939907, 2819721, 27257303, 81771909]

約数ペア:

[(1, 81771909), (3, 27257303), (29, 2819721), (87, 939907), (109, 750201), (327, 250067), (3161, 25869), (8623, 9483)]