87420837

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{134287}}^1$

素因数の和:134328

約数の個数: 16

約数和(自身を含む): 137510912

約数和(自身を除く): 50090075

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 134287, 402861, 940009, 2820027, 4162897, 12488691, 29140279, 87420837]

約数ペア:

[(1, 87420837), (3, 29140279), (7, 12488691), (21, 4162897), (31, 2820027), (93, 940009), (217, 402861), (651, 134287)]