207921727

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{863}}^1$

素因数の和:1350

約数の個数: 16

約数和(自身を含む): 229920768

約数和(自身を除く): 21999041

約数列:

[1, 13, 43, 431, 559, 863, 5603, 11219, 18533, 37109, 240929, 371953, 482417, 4835389, 15993979, 207921727]

約数ペア:

[(1, 207921727), (13, 15993979), (43, 4835389), (431, 482417), (559, 371953), (863, 240929), (5603, 37109), (11219, 18533)]