28238428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{415271}}^1$

素因数の和:415292

約数の個数: 12

約数和(自身を含む): 52324272

約数和(自身を除く): 24085844

約数列:

[1, 2, 4, 17, 34, 68, 415271, 830542, 1661084, 7059607, 14119214, 28238428]

約数ペア:

[(1, 28238428), (2, 14119214), (4, 7059607), (17, 1661084), (34, 830542), (68, 415271)]