291218733

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{10243}}^1$

素因数の和:10277

約数の個数: 32

約数和(自身を含む): 470404480

約数和(自身を除く): 179185747

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 2187, 3159, 9477, 10243, 28431, 30729, 92187, 133159, 276561, 399477, 829683, 1198431, 2489049, 3595293, 7467147, 10785879, 22401441, 32357637, 97072911, 291218733]

約数ペア:

[(1, 291218733), (3, 97072911), (9, 32357637), (13, 22401441), (27, 10785879), (39, 7467147), (81, 3595293), (117, 2489049), (243, 1198431), (351, 829683), (729, 399477), (1053, 276561), (2187, 133159), (3159, 92187), (9477, 30729), (10243, 28431)]