1279034211

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{669301}}^1$

素因数の和:669331

約数の個数: 24

約数和(自身を含む): 2136411984

約数和(自身を除く): 857377773

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 669301, 2007903, 4685107, 8700913, 14055321, 26102739, 32795749, 60906391, 98387247, 182719173, 426344737, 1279034211]

約数ペア:

[(1, 1279034211), (3, 426344737), (7, 182719173), (13, 98387247), (21, 60906391), (39, 32795749), (49, 26102739), (91, 14055321), (147, 8700913), (273, 4685107), (637, 2007903), (1911, 669301)]