71821911

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79537}}^1$

素因数の和:79590

約数の個数: 16

約数和(自身を含む): 111989504

約数和(自身を除く): 40167593

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 79537, 238611, 556759, 1670277, 3420091, 10260273, 23940637, 71821911]

約数ペア:

[(1, 71821911), (3, 23940637), (7, 10260273), (21, 3420091), (43, 1670277), (129, 556759), (301, 238611), (903, 79537)]