81468961

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{8731}}^1$

素因数の和:8812

約数の個数: 16

約数和(自身を含む): 98357248

約数和(自身を除く): 16888287

約数列:

[1, 7, 31, 43, 217, 301, 1333, 8731, 9331, 61117, 270661, 375433, 1894627, 2628031, 11638423, 81468961]

約数ペア:

[(1, 81468961), (7, 11638423), (31, 2628031), (43, 1894627), (217, 375433), (301, 270661), (1333, 61117), (8731, 9331)]