87478245

素因数分解:

$3^3\times 5^1\times {\mathrm{647987}}^1$

素因数の和:648001

約数の個数: 16

約数和(自身を含む): 155517120

約数和(自身を除く): 68038875

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 647987, 1943961, 3239935, 5831883, 9719805, 17495649, 29159415, 87478245]

約数ペア:

[(1, 87478245), (3, 29159415), (5, 17495649), (9, 9719805), (15, 5831883), (27, 3239935), (45, 1943961), (135, 647987)]