81450558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{646433}}^1$

素因数の和:646448

約数の個数: 24

約数和(自身を含む): 201687408

約数和(自身を除く): 120236850

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 646433, 1292866, 1939299, 3878598, 4525031, 5817897, 9050062, 11635794, 13575093, 27150186, 40725279, 81450558]

約数ペア:

[(1, 81450558), (2, 40725279), (3, 27150186), (6, 13575093), (7, 11635794), (9, 9050062), (14, 5817897), (18, 4525031), (21, 3878598), (42, 1939299), (63, 1292866), (126, 646433)]