2011019967

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61001}}^1$

素因数の和:61061

約数の個数: 40

約数和(自身を含む): 3365846352

約数和(自身を除く): 1354826385

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 297, 333, 407, 891, 999, 1221, 2997, 3663, 10989, 32967, 61001, 183003, 549009, 671011, 1647027, 2013033, 2257037, 4941081, 6039099, 6771111, 18117297, 20313333, 24827407, 54351891, 60939999, 74482221, 182819997, 223446663, 670339989, 2011019967]

約数ペア:

[(1, 2011019967), (3, 670339989), (9, 223446663), (11, 182819997), (27, 74482221), (33, 60939999), (37, 54351891), (81, 24827407), (99, 20313333), (111, 18117297), (297, 6771111), (333, 6039099), (407, 4941081), (891, 2257037), (999, 2013033), (1221, 1647027), (2997, 671011), (3663, 549009), (10989, 183003), (32967, 61001)]