28114709

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1604

約数の個数: 16

約数和(自身を含む): 33474048

約数和(自身を除く): 5359339

約数列:

[1, 7, 37, 73, 259, 511, 1487, 2701, 10409, 18907, 55019, 108551, 385133, 759857, 4016387, 28114709]

約数ペア:

[(1, 28114709), (7, 4016387), (37, 759857), (73, 385133), (259, 108551), (511, 55019), (1487, 18907), (2701, 10409)]