15729539

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 20240928

約数和(自身を除く): 4511389

約数列:

[1, 7, 17, 23, 49, 119, 161, 391, 821, 833, 1127, 2737, 5747, 13957, 18883, 19159, 40229, 97699, 132181, 321011, 683893, 925267, 2247077, 15729539]

約数ペア:

[(1, 15729539), (7, 2247077), (17, 925267), (23, 683893), (49, 321011), (119, 132181), (161, 97699), (391, 40229), (821, 19159), (833, 18883), (1127, 13957), (2737, 5747)]