196991805

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{279421}}^1$

素因数の和:279476

約数の個数: 16

約数和(自身を含む): 321894144

約数和(自身を除く): 124902339

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 279421, 838263, 1397105, 4191315, 13132787, 39398361, 65663935, 196991805]

約数ペア:

[(1, 196991805), (3, 65663935), (5, 39398361), (15, 13132787), (47, 4191315), (141, 1397105), (235, 838263), (705, 279421)]