388954827

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{608693}}^1$

素因数の和:608770

約数の個数: 12

約数和(自身を含む): 569737584

約数和(自身を除く): 180782757

約数列:

[1, 3, 9, 71, 213, 639, 608693, 1826079, 5478237, 43217203, 129651609, 388954827]

約数ペア:

[(1, 388954827), (3, 129651609), (9, 43217203), (71, 5478237), (213, 1826079), (639, 608693)]