291228861

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1260731}}^1$

素因数の和:1260752

約数の個数: 16

約数和(自身を含む): 484121088

約数和(自身を除く): 192892227

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1260731, 3782193, 8825117, 13868041, 26475351, 41604123, 97076287, 291228861]

約数ペア:

[(1, 291228861), (3, 97076287), (7, 41604123), (11, 26475351), (21, 13868041), (33, 8825117), (77, 3782193), (231, 1260731)]