72689470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1038421}}^1$

素因数の和:1038435

約数の個数: 16

約数和(自身を含む): 149532768

約数和(自身を除く): 76843298

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1038421, 2076842, 5192105, 7268947, 10384210, 14537894, 36344735, 72689470]

約数ペア:

[(1, 72689470), (2, 36344735), (5, 14537894), (7, 10384210), (10, 7268947), (14, 5192105), (35, 2076842), (70, 1038421)]