26847471

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:663

約数の個数: 32

約数和(自身を含む): 43683840

約数和(自身を除く): 16836369

約数列:

[1, 3, 7, 17, 21, 51, 119, 157, 357, 471, 479, 1099, 1437, 2669, 3297, 3353, 8007, 8143, 10059, 18683, 24429, 56049, 57001, 75203, 171003, 225609, 526421, 1278451, 1579263, 3835353, 8949157, 26847471]

約数ペア:

[(1, 26847471), (3, 8949157), (7, 3835353), (17, 1579263), (21, 1278451), (51, 526421), (119, 225609), (157, 171003), (357, 75203), (471, 57001), (479, 56049), (1099, 24429), (1437, 18683), (2669, 10059), (3297, 8143), (3353, 8007)]