639588051

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{3740281}}^1$

素因数の和:3740306

約数の個数: 12

約数和(自身を含む): 972473320

約数和(自身を除く): 332885269

約数列:

[1, 3, 9, 19, 57, 171, 3740281, 11220843, 33662529, 71065339, 213196017, 639588051]

約数ペア:

[(1, 639588051), (3, 213196017), (9, 71065339), (19, 33662529), (57, 11220843), (171, 3740281)]