487133907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{402923}}^1$

素因数の和:402970

約数の個数: 16

約数和(自身を含む): 722039808

約数和(自身を除く): 234905901

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 402923, 1208769, 5237999, 12490613, 15713997, 37471839, 162377969, 487133907]

約数ペア:

[(1, 487133907), (3, 162377969), (13, 37471839), (31, 15713997), (39, 12490613), (93, 5237999), (403, 1208769), (1209, 402923)]