7220001

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 9969344

約数和(自身を除く): 2749343

約数列:

[1, 3, 43, 97, 129, 291, 577, 1731, 4171, 12513, 24811, 55969, 74433, 167907, 2406667, 7220001]

約数ペア:

[(1, 7220001), (3, 2406667), (43, 167907), (97, 74433), (129, 55969), (291, 24811), (577, 12513), (1731, 4171)]