28216636

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4519}}^1$

素因数の和:4753

約数の個数: 24

約数和(自身を含む): 56698880

約数和(自身を除く): 28482244

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 4519, 6244, 9038, 18076, 31633, 63266, 126532, 1007737, 2015474, 4030948, 7054159, 14108318, 28216636]

約数ペア:

[(1, 28216636), (2, 14108318), (4, 7054159), (7, 4030948), (14, 2015474), (28, 1007737), (223, 126532), (446, 63266), (892, 31633), (1561, 18076), (3122, 9038), (4519, 6244)]