217967139081

素因数分解:

$3^3\times {\mathrm{4447}}^1\times {\mathrm{1815349}}^1$

素因数の和:1819805

約数の個数: 16

約数和(自身を含む): 322987072000

約数和(自身を除く): 105019932919

約数列:

[1, 3, 9, 27, 4447, 13341, 40023, 120069, 1815349, 5446047, 16338141, 49014423, 8072857003, 24218571009, 72655713027, 217967139081]

約数ペア:

[(1, 217967139081), (3, 72655713027), (9, 24218571009), (27, 8072857003), (4447, 49014423), (13341, 16338141), (40023, 5446047), (120069, 1815349)]