1680491583

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{417721}}^1$

素因数の和:417879

約数の個数: 16

約数和(自身を含む): 2506332000

約数和(自身を除く): 825840417

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 417721, 1253163, 3759489, 11278467, 62240429, 186721287, 560163861, 1680491583]

約数ペア:

[(1, 1680491583), (3, 560163861), (9, 186721287), (27, 62240429), (149, 11278467), (447, 3759489), (1341, 1253163), (4023, 417721)]