25212902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:668

約数の個数: 32

約数和(自身を含む): 44755200

約数和(自身を除く): 19542298

約数列:

[1, 2, 11, 13, 22, 26, 143, 199, 286, 398, 443, 886, 2189, 2587, 4378, 4873, 5174, 5759, 9746, 11518, 28457, 56914, 63349, 88157, 126698, 176314, 969727, 1146041, 1939454, 2292082, 12606451, 25212902]

約数ペア:

[(1, 25212902), (2, 12606451), (11, 2292082), (13, 1939454), (22, 1146041), (26, 969727), (143, 176314), (199, 126698), (286, 88157), (398, 63349), (443, 56914), (886, 28457), (2189, 11518), (2587, 9746), (4378, 5759), (4873, 5174)]