4427969

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:249

約数の個数: 24

約数和(自身を含む): 5797440

約数和(自身を除く): 1369471

約数列:

[1, 7, 13, 19, 91, 133, 169, 197, 247, 1183, 1379, 1729, 2561, 3211, 3743, 17927, 22477, 26201, 33293, 48659, 233051, 340613, 632567, 4427969]

約数ペア:

[(1, 4427969), (7, 632567), (13, 340613), (19, 233051), (91, 48659), (133, 33293), (169, 26201), (197, 22477), (247, 17927), (1183, 3743), (1379, 3211), (1729, 2561)]