201565871213

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{505027}}^1$

素因数の和:505161

約数の個数: 32

約数和(自身を含む): 250558531584

約数和(自身を除く): 48992660371

約数列:

[1, 7, 23, 37, 67, 161, 259, 469, 851, 1541, 2479, 5957, 10787, 17353, 57017, 399119, 505027, 3535189, 11615621, 18685999, 33836809, 81309347, 130801993, 236857663, 429777977, 778246607, 1251961933, 3008445839, 5447726249, 8763733531, 28795124459, 201565871213]

約数ペア:

[(1, 201565871213), (7, 28795124459), (23, 8763733531), (37, 5447726249), (67, 3008445839), (161, 1251961933), (259, 778246607), (469, 429777977), (851, 236857663), (1541, 130801993), (2479, 81309347), (5957, 33836809), (10787, 18685999), (17353, 11615621), (57017, 3535189), (399119, 505027)]