81361283571

素因数分解:

$3^7\times {\mathrm{37202233}}^1$

素因数の和:37202254

約数の個数: 16

約数和(自身を含む): 122023327520

約数和(自身を除く): 40662043949

約数列:

[1, 3, 9, 27, 81, 243, 729, 2187, 37202233, 111606699, 334820097, 1004460291, 3013380873, 9040142619, 27120427857, 81361283571]

約数ペア:

[(1, 81361283571), (3, 27120427857), (9, 9040142619), (27, 3013380873), (81, 1004460291), (243, 334820097), (729, 111606699), (2187, 37202233)]