2785497688

素因数分解:

$2^3\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{4817}}^1$

素因数の和:4948

約数の個数: 48

約数和(自身を含む): 5478933240

約数和(自身を除く): 2693435552

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1681, 1763, 3362, 3526, 4817, 6724, 7052, 9634, 13448, 14104, 19268, 38536, 72283, 144566, 197497, 207131, 289132, 394994, 414262, 578264, 789988, 828524, 1579976, 1657048, 8097377, 8492371, 16194754, 16984742, 32389508, 33969484, 64779016, 67938968, 348187211, 696374422, 1392748844, 2785497688]

約数ペア:

[(1, 2785497688), (2, 1392748844), (4, 696374422), (8, 348187211), (41, 67938968), (43, 64779016), (82, 33969484), (86, 32389508), (164, 16984742), (172, 16194754), (328, 8492371), (344, 8097377), (1681, 1657048), (1763, 1579976), (3362, 828524), (3526, 789988), (4817, 578264), (6724, 414262), (7052, 394994), (9634, 289132), (13448, 207131), (14104, 197497), (19268, 144566), (38536, 72283)]