1390804803

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{1392197}}^1$

素因数の和:1392243

約数の個数: 16

約数和(自身を含む): 2116140960

約数和(自身を除く): 725336157

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 1392197, 4176591, 12529773, 37589319, 51511289, 154533867, 463601601, 1390804803]

約数ペア:

[(1, 1390804803), (3, 463601601), (9, 154533867), (27, 51511289), (37, 37589319), (111, 12529773), (333, 4176591), (999, 1392197)]