66269421

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{4153}}^1$

素因数の和:4362

約数の個数: 20

約数和(自身を含む): 99521532

約数和(自身を除く): 33252111

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 4153, 5319, 12459, 15957, 37377, 112131, 336393, 818141, 2454423, 7363269, 22089807, 66269421]

約数ペア:

[(1, 66269421), (3, 22089807), (9, 7363269), (27, 2454423), (81, 818141), (197, 336393), (591, 112131), (1773, 37377), (4153, 15957), (5319, 12459)]