215023312

素因数分解:

$2^4\times 7^1\times {\mathrm{1919851}}^1$

素因数の和:1919866

約数の個数: 20

約数和(自身を含む): 476123296

約数和(自身を除く): 261099984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1919851, 3839702, 7679404, 13438957, 15358808, 26877914, 30717616, 53755828, 107511656, 215023312]

約数ペア:

[(1, 215023312), (2, 107511656), (4, 53755828), (7, 30717616), (8, 26877914), (14, 15358808), (16, 13438957), (28, 7679404), (56, 3839702), (112, 1919851)]