209514536

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{340121}}^1$

素因数の和:340145

約数の個数: 32

約数和(自身を含む): 489775680

約数和(自身を除く): 280261144

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 340121, 680242, 1360484, 2380847, 2720968, 3741331, 4761694, 7482662, 9523388, 14965324, 19046776, 26189317, 29930648, 52378634, 104757268, 209514536]

約数ペア:

[(1, 209514536), (2, 104757268), (4, 52378634), (7, 29930648), (8, 26189317), (11, 19046776), (14, 14965324), (22, 9523388), (28, 7482662), (44, 4761694), (56, 3741331), (77, 2720968), (88, 2380847), (154, 1360484), (308, 680242), (616, 340121)]