201291428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{90023}}^1$

素因数の和:90083

約数の個数: 24

約数和(自身を含む): 388183488

約数和(自身を除く): 186892060

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 90023, 180046, 360092, 1170299, 2340598, 3870989, 4681196, 7741978, 15483956, 50322857, 100645714, 201291428]

約数ペア:

[(1, 201291428), (2, 100645714), (4, 50322857), (13, 15483956), (26, 7741978), (43, 4681196), (52, 3870989), (86, 2340598), (172, 1170299), (559, 360092), (1118, 180046), (2236, 90023)]