90490288

素因数分解:

$2^4\times 7^1\times {\mathrm{807949}}^1$

素因数の和:807964

約数の個数: 20

約数和(自身を含む): 200371600

約数和(自身を除く): 109881312

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 807949, 1615898, 3231796, 5655643, 6463592, 11311286, 12927184, 22622572, 45245144, 90490288]

約数ペア:

[(1, 90490288), (2, 45245144), (4, 22622572), (7, 12927184), (8, 11311286), (14, 6463592), (16, 5655643), (28, 3231796), (56, 1615898), (112, 807949)]