286756821

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{816971}}^1$

素因数の和:816993

約数の個数: 16

約数和(自身を含む): 457504320

約数和(自身を除く): 170747499

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 816971, 2450913, 7352739, 10620623, 22058217, 31861869, 95585607, 286756821]

約数ペア:

[(1, 286756821), (3, 95585607), (9, 31861869), (13, 22058217), (27, 10620623), (39, 7352739), (117, 2450913), (351, 816971)]