81284223

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{8243}}^1$

素因数の和:8438

約数の個数: 16

約数和(自身を含む): 114756480

約数和(自身を除く): 33472257

約数列:

[1, 3, 19, 57, 173, 519, 3287, 8243, 9861, 24729, 156617, 469851, 1426039, 4278117, 27094741, 81284223]

約数ペア:

[(1, 81284223), (3, 27094741), (19, 4278117), (57, 1426039), (173, 469851), (519, 156617), (3287, 24729), (8243, 9861)]