78802191

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{39619}}^1$

素因数の和:39655

約数の個数: 24

約数和(自身を含む): 129795120

約数和(自身を除く): 50992929

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 39619, 118857, 356571, 515047, 673523, 1545141, 2020569, 4635423, 6061707, 8755799, 26267397, 78802191]

約数ペア:

[(1, 78802191), (3, 26267397), (9, 8755799), (13, 6061707), (17, 4635423), (39, 2020569), (51, 1545141), (117, 673523), (153, 515047), (221, 356571), (663, 118857), (1989, 39619)]