90986991

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{12569}}^1$

素因数の和:12718

約数の個数: 16

約数和(自身を含む): 128716800

約数和(自身を除く): 37729809

約数列:

[1, 3, 19, 57, 127, 381, 2413, 7239, 12569, 37707, 238811, 716433, 1596263, 4788789, 30328997, 90986991]

約数ペア:

[(1, 90986991), (3, 30328997), (19, 4788789), (57, 1596263), (127, 716433), (381, 238811), (2413, 37707), (7239, 12569)]