16117955

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 23721984

約数和(自身を除く): 7604029

約数列:

[1, 5, 7, 17, 35, 85, 103, 119, 263, 515, 595, 721, 1315, 1751, 1841, 3605, 4471, 8755, 9205, 12257, 22355, 27089, 31297, 61285, 135445, 156485, 189623, 460513, 948115, 2302565, 3223591, 16117955]

約数ペア:

[(1, 16117955), (5, 3223591), (7, 2302565), (17, 948115), (35, 460513), (85, 189623), (103, 156485), (119, 135445), (263, 61285), (515, 31297), (595, 27089), (721, 22355), (1315, 12257), (1751, 9205), (1841, 8755), (3605, 4471)]