321126579

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{68749}}^1$

素因数の和:68931

約数の個数: 16

約数和(自身を含む): 478500000

約数和(自身を除く): 157373421

約数列:

[1, 3, 9, 27, 173, 519, 1557, 4671, 68749, 206247, 618741, 1856223, 11893577, 35680731, 107042193, 321126579]

約数ペア:

[(1, 321126579), (3, 107042193), (9, 35680731), (27, 11893577), (173, 1856223), (519, 618741), (1557, 206247), (4671, 68749)]