209525610

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{997741}}^1$

素因数の和:997758

約数の個数: 32

約数和(自身を含む): 574699392

約数和(自身を除く): 365173782

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 997741, 1995482, 2993223, 4988705, 5986446, 6984187, 9977410, 13968374, 14966115, 20952561, 29932230, 34920935, 41905122, 69841870, 104762805, 209525610]

約数ペア:

[(1, 209525610), (2, 104762805), (3, 69841870), (5, 41905122), (6, 34920935), (7, 29932230), (10, 20952561), (14, 14966115), (15, 13968374), (21, 9977410), (30, 6984187), (35, 5986446), (42, 4988705), (70, 2993223), (105, 1995482), (210, 997741)]