205280404

素因数分解:

$2^2\times 7^2\times {\mathrm{349}}^1\times {\mathrm{3001}}^1$

素因数の和:3368

約数の個数: 36

約数和(自身を含む): 419229300

約数和(自身を除く): 213948896

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 349, 698, 1396, 2443, 3001, 4886, 6002, 9772, 12004, 17101, 21007, 34202, 42014, 68404, 84028, 147049, 294098, 588196, 1047349, 2094698, 4189396, 7331443, 14662886, 29325772, 51320101, 102640202, 205280404]

約数ペア:

[(1, 205280404), (2, 102640202), (4, 51320101), (7, 29325772), (14, 14662886), (28, 7331443), (49, 4189396), (98, 2094698), (196, 1047349), (349, 588196), (698, 294098), (1396, 147049), (2443, 84028), (3001, 68404), (4886, 42014), (6002, 34202), (9772, 21007), (12004, 17101)]