66584817

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{43777}}^1$

素因数の和:43809

約数の個数: 18

約数和(自身を含む): 104147862

約数和(自身を除く): 37563045

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 43777, 131331, 393993, 569101, 1707303, 5121909, 7398313, 22194939, 66584817]

約数ペア:

[(1, 66584817), (3, 22194939), (9, 7398313), (13, 5121909), (39, 1707303), (117, 569101), (169, 393993), (507, 131331), (1521, 43777)]