87666813

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{249763}}^1$

素因数の和:249785

約数の個数: 16

約数和(自身を含む): 139867840

約数和(自身を除く): 52201027

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 249763, 749289, 2247867, 3246919, 6743601, 9740757, 29222271, 87666813]

約数ペア:

[(1, 87666813), (3, 29222271), (9, 9740757), (13, 6743601), (27, 3246919), (39, 2247867), (117, 749289), (351, 249763)]