208485837

素因数分解:

$3^2\times 7^2\times {\mathrm{233}}^1\times {\mathrm{2029}}^1$

素因数の和:2282

約数の個数: 36

約数和(自身を含む): 351989820

約数和(自身を除く): 143503983

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 233, 441, 699, 1631, 2029, 2097, 4893, 6087, 11417, 14203, 14679, 18261, 34251, 42609, 99421, 102753, 127827, 298263, 472757, 894789, 1418271, 3309299, 4254813, 9927897, 23165093, 29783691, 69495279, 208485837]

約数ペア:

[(1, 208485837), (3, 69495279), (7, 29783691), (9, 23165093), (21, 9927897), (49, 4254813), (63, 3309299), (147, 1418271), (233, 894789), (441, 472757), (699, 298263), (1631, 127827), (2029, 102753), (2097, 99421), (4893, 42609), (6087, 34251), (11417, 18261), (14203, 14679)]