447029247

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{3779}}^1$

素因数の和:3963

約数の個数: 32

約数和(自身を含む): 702535680

約数和(自身を除く): 255506433

約数列:

[1, 3, 7, 21, 43, 129, 131, 301, 393, 903, 917, 2751, 3779, 5633, 11337, 16899, 26453, 39431, 79359, 118293, 162497, 487491, 495049, 1137479, 1485147, 3412437, 3465343, 10396029, 21287107, 63861321, 149009749, 447029247]

約数ペア:

[(1, 447029247), (3, 149009749), (7, 63861321), (21, 21287107), (43, 10396029), (129, 3465343), (131, 3412437), (301, 1485147), (393, 1137479), (903, 495049), (917, 487491), (2751, 162497), (3779, 118293), (5633, 79359), (11337, 39431), (16899, 26453)]