81880707

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{5309}}^1$

素因数の和:5462

約数の個数: 16

約数和(自身を含む): 112402080

約数和(自身を除く): 30521373

約数列:

[1, 3, 53, 97, 159, 291, 5141, 5309, 15423, 15927, 281377, 514973, 844131, 1544919, 27293569, 81880707]

約数ペア:

[(1, 81880707), (3, 27293569), (53, 1544919), (97, 844131), (159, 514973), (291, 281377), (5141, 15927), (5309, 15423)]