266561672

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{197161}}^1$

素因数の和:197193

約数の個数: 24

約数和(自身を含む): 541209690

約数和(自身を除く): 274648018

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 197161, 394322, 788644, 1577288, 2563093, 5126186, 10252372, 20504744, 33320209, 66640418, 133280836, 266561672]

約数ペア:

[(1, 266561672), (2, 133280836), (4, 66640418), (8, 33320209), (13, 20504744), (26, 10252372), (52, 5126186), (104, 2563093), (169, 1577288), (338, 788644), (676, 394322), (1352, 197161)]