239621733

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{227561}}^1$

素因数の和:227586

約数の個数: 20

約数和(自身を含む): 385490028

約数和(自身を除く): 145868295

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 227561, 682683, 2048049, 2958293, 6144147, 8874879, 18432441, 26624637, 79873911, 239621733]

約数ペア:

[(1, 239621733), (3, 79873911), (9, 26624637), (13, 18432441), (27, 8874879), (39, 6144147), (81, 2958293), (117, 2048049), (351, 682683), (1053, 227561)]