142709787

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 231828480

約数和(自身を除く): 89118693

約数列:

[1, 3, 9, 11, 33, 71, 79, 99, 213, 237, 257, 639, 711, 771, 781, 869, 2313, 2343, 2607, 2827, 5609, 7029, 7821, 8481, 16827, 18247, 20303, 25443, 50481, 54741, 60909, 61699, 164223, 182727, 185097, 200717, 223333, 555291, 602151, 669999, 1441513, 1806453, 2009997, 4324539, 12973617, 15856643, 47569929, 142709787]

約数ペア:

[(1, 142709787), (3, 47569929), (9, 15856643), (11, 12973617), (33, 4324539), (71, 2009997), (79, 1806453), (99, 1441513), (213, 669999), (237, 602151), (257, 555291), (639, 223333), (711, 200717), (771, 185097), (781, 182727), (869, 164223), (2313, 61699), (2343, 60909), (2607, 54741), (2827, 50481), (5609, 25443), (7029, 20303), (7821, 18247), (8481, 16827)]