31487621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{7321}}^1$

素因数の和:7372

約数の個数: 16

約数和(自身を含む): 37957248

約数和(自身を除く): 6469627

約数列:

[1, 11, 17, 23, 187, 253, 391, 4301, 7321, 80531, 124457, 168383, 1369027, 1852213, 2862511, 31487621]

約数ペア:

[(1, 31487621), (11, 2862511), (17, 1852213), (23, 1369027), (187, 168383), (253, 124457), (391, 80531), (4301, 7321)]