207935805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4391}}^1$

素因数の和:4458

約数の個数: 64

約数和(自身を含む): 425005056

約数和(自身を除く): 217069251

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 41, 55, 77, 105, 123, 165, 205, 231, 287, 385, 451, 615, 861, 1155, 1353, 1435, 2255, 3157, 4305, 4391, 6765, 9471, 13173, 15785, 21955, 30737, 47355, 48301, 65865, 92211, 144903, 153685, 180031, 241505, 338107, 461055, 540093, 724515, 900155, 1014321, 1260217, 1690535, 1980341, 2700465, 3780651, 5071605, 5941023, 6301085, 9901705, 13862387, 18903255, 29705115, 41587161, 69311935, 207935805]

約数ペア:

[(1, 207935805), (3, 69311935), (5, 41587161), (7, 29705115), (11, 18903255), (15, 13862387), (21, 9901705), (33, 6301085), (35, 5941023), (41, 5071605), (55, 3780651), (77, 2700465), (105, 1980341), (123, 1690535), (165, 1260217), (205, 1014321), (231, 900155), (287, 724515), (385, 540093), (451, 461055), (615, 338107), (861, 241505), (1155, 180031), (1353, 153685), (1435, 144903), (2255, 92211), (3157, 65865), (4305, 48301), (4391, 47355), (6765, 30737), (9471, 21955), (13173, 15785)]