291223972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{5600461}}^1$

素因数の和:5600478

約数の個数: 12

約数和(自身を含む): 548845276

約数和(自身を除く): 257621304

約数列:

[1, 2, 4, 13, 26, 52, 5600461, 11200922, 22401844, 72805993, 145611986, 291223972]

約数ペア:

[(1, 291223972), (2, 145611986), (4, 72805993), (13, 22401844), (26, 11200922), (52, 5600461)]