81538922

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{8861}}^1$

素因数の和:9013

約数の個数: 16

約数和(自身を含む): 126336672

約数和(自身を除く): 44797750

約数列:

[1, 2, 43, 86, 107, 214, 4601, 8861, 9202, 17722, 381023, 762046, 948127, 1896254, 40769461, 81538922]

約数ペア:

[(1, 81538922), (2, 40769461), (43, 1896254), (86, 948127), (107, 762046), (214, 381023), (4601, 17722), (8861, 9202)]