668049471

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{4363}}^1$

素因数の和:4532

約数の個数: 32

約数和(自身を含む): 1018033920

約数和(自身を除く): 349984449

約数列:

[1, 3, 9, 27, 53, 107, 159, 321, 477, 963, 1431, 2889, 4363, 5671, 13089, 17013, 39267, 51039, 117801, 153117, 231239, 466841, 693717, 1400523, 2081151, 4201569, 6243453, 12604707, 24742573, 74227719, 222683157, 668049471]

約数ペア:

[(1, 668049471), (3, 222683157), (9, 74227719), (27, 24742573), (53, 12604707), (107, 6243453), (159, 4201569), (321, 2081151), (477, 1400523), (963, 693717), (1431, 466841), (2889, 231239), (4363, 153117), (5671, 117801), (13089, 51039), (17013, 39267)]