290470986

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{1409}}^1$

素因数の和:2311

約数の個数: 48

約数和(自身を含む): 679016520

約数和(自身を除く): 388545534

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 881, 1409, 1762, 2643, 2818, 4227, 5286, 7929, 8454, 11453, 12681, 15858, 18317, 22906, 25362, 34359, 36634, 54951, 68718, 103077, 109902, 164853, 206154, 329706, 1241329, 2482658, 3723987, 7447974, 11171961, 16137277, 22343922, 32274554, 48411831, 96823662, 145235493, 290470986]

約数ペア:

[(1, 290470986), (2, 145235493), (3, 96823662), (6, 48411831), (9, 32274554), (13, 22343922), (18, 16137277), (26, 11171961), (39, 7447974), (78, 3723987), (117, 2482658), (234, 1241329), (881, 329706), (1409, 206154), (1762, 164853), (2643, 109902), (2818, 103077), (4227, 68718), (5286, 54951), (7929, 36634), (8454, 34359), (11453, 25362), (12681, 22906), (15858, 18317)]