28227770

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{42131}}^1$

素因数の和:42205

約数の個数: 16

約数和(自身を含む): 51569568

約数和(自身を除く): 23341798

約数列:

[1, 2, 5, 10, 67, 134, 335, 670, 42131, 84262, 210655, 421310, 2822777, 5645554, 14113885, 28227770]

約数ペア:

[(1, 28227770), (2, 14113885), (5, 5645554), (10, 2822777), (67, 421310), (134, 210655), (335, 84262), (670, 42131)]