80910981

素因数分解:

$3^6\times {\mathrm{110989}}^1$

素因数の和:111007

約数の個数: 14

約数和(自身を含む): 121312070

約数和(自身を除く): 40401089

約数列:

[1, 3, 9, 27, 81, 243, 729, 110989, 332967, 998901, 2996703, 8990109, 26970327, 80910981]

約数ペア:

[(1, 80910981), (3, 26970327), (9, 8990109), (27, 2996703), (81, 998901), (243, 332967), (729, 110989)]