7220247

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 10200960

約数和(自身を除く): 2980713

約数列:

[1, 3, 19, 57, 197, 591, 643, 1929, 3743, 11229, 12217, 36651, 126671, 380013, 2406749, 7220247]

約数ペア:

[(1, 7220247), (3, 2406749), (19, 380013), (57, 126671), (197, 36651), (591, 12217), (643, 11229), (1929, 3743)]