205687287

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{3797}}^1$

素因数の和:4279

約数の個数: 24

約数和(自身を含む): 320733504

約数和(自身を除く): 115046217

約数列:

[1, 3, 9, 13, 39, 117, 463, 1389, 3797, 4167, 6019, 11391, 18057, 34173, 49361, 54171, 148083, 444249, 1758011, 5274033, 15822099, 22854143, 68562429, 205687287]

約数ペア:

[(1, 205687287), (3, 68562429), (9, 22854143), (13, 15822099), (39, 5274033), (117, 1758011), (463, 444249), (1389, 148083), (3797, 54171), (4167, 49361), (6019, 34173), (11391, 18057)]