2617961493

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6561307}}^1$

素因数の和:6561336

約数の個数: 16

約数和(自身を含む): 4199237120

約数和(自身を除く): 1581275627

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 6561307, 19683921, 45929149, 124664833, 137787447, 373994499, 872653831, 2617961493]

約数ペア:

[(1, 2617961493), (3, 872653831), (7, 373994499), (19, 137787447), (21, 124664833), (57, 45929149), (133, 19683921), (399, 6561307)]