28749371

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{443}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 33644544

約数和(自身を除く): 4895173

約数列:

[1, 7, 73, 127, 443, 511, 889, 3101, 9271, 32339, 56261, 64897, 226373, 393827, 4107053, 28749371]

約数ペア:

[(1, 28749371), (7, 4107053), (73, 393827), (127, 226373), (443, 64897), (511, 56261), (889, 32339), (3101, 9271)]