199747079

素因数分解:

$7^3\times {\mathrm{449}}^1\times {\mathrm{1297}}^1$

素因数の和:1767

約数の個数: 16

約数和(自身を含む): 233640000

約数和(自身を除く): 33892921

約数列:

[1, 7, 49, 343, 449, 1297, 3143, 9079, 22001, 63553, 154007, 444871, 582353, 4076471, 28535297, 199747079]

約数ペア:

[(1, 199747079), (7, 28535297), (49, 4076471), (343, 582353), (449, 444871), (1297, 154007), (3143, 63553), (9079, 22001)]