87840039

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{88997}}^1$

素因数の和:89054

約数の個数: 16

約数和(自身を含む): 136700928

約数和(自身を除く): 48860889

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 88997, 266991, 622979, 1868937, 4182859, 12548577, 29280013, 87840039]

約数ペア:

[(1, 87840039), (3, 29280013), (7, 12548577), (21, 4182859), (47, 1868937), (141, 622979), (329, 266991), (987, 88997)]