81576091791

素因数分解:

$3^3\times {\mathrm{6871}}^1\times {\mathrm{439723}}^1$

素因数の和:446603

約数の個数: 16

約数和(自身を含む): 120871333120

約数和(自身を除く): 39295241329

約数列:

[1, 3, 9, 27, 6871, 20613, 61839, 185517, 439723, 1319169, 3957507, 11872521, 3021336733, 9064010199, 27192030597, 81576091791]

約数ペア:

[(1, 81576091791), (3, 27192030597), (9, 9064010199), (27, 3021336733), (6871, 11872521), (20613, 3957507), (61839, 1319169), (185517, 439723)]