87687945

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{102559}}^1$

素因数の和:102589

約数の個数: 24

約数和(自身を含む): 159993600

約数和(自身を除く): 72305655

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 102559, 307677, 512795, 923031, 1538385, 1948621, 4615155, 5845863, 9743105, 17537589, 29229315, 87687945]

約数ペア:

[(1, 87687945), (3, 29229315), (5, 17537589), (9, 9743105), (15, 5845863), (19, 4615155), (45, 1948621), (57, 1538385), (95, 923031), (171, 512795), (285, 307677), (855, 102559)]