67656789

素因数分解:

$3^5\times {\mathrm{509}}^1\times {\mathrm{547}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 101730720

約数和(自身を除く): 34073931

約数列:

[1, 3, 9, 27, 81, 243, 509, 547, 1527, 1641, 4581, 4923, 13743, 14769, 41229, 44307, 123687, 132921, 278423, 835269, 2505807, 7517421, 22552263, 67656789]

約数ペア:

[(1, 67656789), (3, 22552263), (9, 7517421), (27, 2505807), (81, 835269), (243, 278423), (509, 132921), (547, 123687), (1527, 44307), (1641, 41229), (4581, 14769), (4923, 13743)]