137797868

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{203843}}^1$

素因数の和:203873

約数の個数: 18

約数和(自身を含む): 261124164

約数和(自身を除く): 123326296

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 203843, 407686, 815372, 2649959, 5299918, 10599836, 34449467, 68898934, 137797868]

約数ペア:

[(1, 137797868), (2, 68898934), (4, 34449467), (13, 10599836), (26, 5299918), (52, 2649959), (169, 815372), (338, 407686), (676, 203843)]