209880930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{999433}}^1$

素因数の和:999450

約数の個数: 32

約数和(自身を含む): 575673984

約数和(自身を除く): 365793054

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 999433, 1998866, 2998299, 4997165, 5996598, 6996031, 9994330, 13992062, 14991495, 20988093, 29982990, 34980155, 41976186, 69960310, 104940465, 209880930]

約数ペア:

[(1, 209880930), (2, 104940465), (3, 69960310), (5, 41976186), (6, 34980155), (7, 29982990), (10, 20988093), (14, 14991495), (15, 13992062), (21, 9994330), (30, 6996031), (35, 5996598), (42, 4997165), (70, 2998299), (105, 1998866), (210, 999433)]