87706305

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{17881}}^1$

素因数の和:18001

約数の個数: 24

約数和(自身を含む): 153427560

約数和(自身を除く): 65721255

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 17881, 53643, 89405, 160929, 268215, 804645, 1949029, 5847087, 9745145, 17541261, 29235435, 87706305]

約数ペア:

[(1, 87706305), (3, 29235435), (5, 17541261), (9, 9745145), (15, 5847087), (45, 1949029), (109, 804645), (327, 268215), (545, 160929), (981, 89405), (1635, 53643), (4905, 17881)]