209213802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{3187}}^1$

素因数の和:3723

約数の個数: 48

約数和(自身を含む): 519210432

約数和(自身を除く): 309996630

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 521, 1042, 1563, 3126, 3187, 3647, 4689, 6374, 7294, 9378, 9561, 10941, 19122, 21882, 22309, 28683, 32823, 44618, 57366, 65646, 66927, 133854, 200781, 401562, 1660427, 3320854, 4981281, 9962562, 11622989, 14943843, 23245978, 29887686, 34868967, 69737934, 104606901, 209213802]

約数ペア:

[(1, 209213802), (2, 104606901), (3, 69737934), (6, 34868967), (7, 29887686), (9, 23245978), (14, 14943843), (18, 11622989), (21, 9962562), (42, 4981281), (63, 3320854), (126, 1660427), (521, 401562), (1042, 200781), (1563, 133854), (3126, 66927), (3187, 65646), (3647, 57366), (4689, 44618), (6374, 32823), (7294, 28683), (9378, 22309), (9561, 21882), (10941, 19122)]