207839610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{209939}}^1$

素因数の和:209963

約数の個数: 48

約数和(自身を含む): 589511520

約数和(自身を除く): 381671910

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 209939, 419878, 629817, 1049695, 1259634, 1889451, 2099390, 2309329, 3149085, 3778902, 4618658, 6298170, 6927987, 9447255, 11546645, 13855974, 18894510, 20783961, 23093290, 34639935, 41567922, 69279870, 103919805, 207839610]

約数ペア:

[(1, 207839610), (2, 103919805), (3, 69279870), (5, 41567922), (6, 34639935), (9, 23093290), (10, 20783961), (11, 18894510), (15, 13855974), (18, 11546645), (22, 9447255), (30, 6927987), (33, 6298170), (45, 4618658), (55, 3778902), (66, 3149085), (90, 2309329), (99, 2099390), (110, 1889451), (165, 1259634), (198, 1049695), (330, 629817), (495, 419878), (990, 209939)]