7200909

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 11119680

約数和(自身を除く): 3918771

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 809, 989, 2427, 2967, 7281, 8901, 18607, 34787, 55821, 104361, 167463, 313083, 800101, 2400303, 7200909]

約数ペア:

[(1, 7200909), (3, 2400303), (9, 800101), (23, 313083), (43, 167463), (69, 104361), (129, 55821), (207, 34787), (387, 18607), (809, 8901), (989, 7281), (2427, 2967)]