653428321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{312197}}^1$

素因数の和:312240

約数の個数: 16

約数和(自身を含む): 839188224

約数和(自身を除く): 185759903

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 312197, 2185379, 4058561, 7180531, 28409927, 50263717, 93346903, 653428321]

約数ペア:

[(1, 653428321), (7, 93346903), (13, 50263717), (23, 28409927), (91, 7180531), (161, 4058561), (299, 2185379), (2093, 312197)]