291203306

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 456591168

約数和(自身を除く): 165387862

約数列:

[1, 2, 53, 67, 106, 131, 134, 262, 313, 626, 3551, 6943, 7102, 8777, 13886, 16589, 17554, 20971, 33178, 41003, 41942, 82006, 465181, 930362, 1111463, 2173159, 2222926, 2747201, 4346318, 5494402, 145601653, 291203306]

約数ペア:

[(1, 291203306), (2, 145601653), (53, 5494402), (67, 4346318), (106, 2747201), (131, 2222926), (134, 2173159), (262, 1111463), (313, 930362), (626, 465181), (3551, 82006), (6943, 41942), (7102, 41003), (8777, 33178), (13886, 20971), (16589, 17554)]