201343905

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{967}}^1$

素因数の和:1646

約数の個数: 48

約数和(自身を含む): 399869184

約数和(自身を除く): 198525279

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 661, 967, 1983, 2901, 3305, 4627, 4835, 5949, 6769, 8703, 9915, 13881, 14505, 20307, 23135, 29745, 33845, 41643, 43515, 60921, 69405, 101535, 208215, 304605, 639187, 1917561, 3195935, 4474309, 5752683, 9587805, 13422927, 22371545, 28763415, 40268781, 67114635, 201343905]

約数ペア:

[(1, 201343905), (3, 67114635), (5, 40268781), (7, 28763415), (9, 22371545), (15, 13422927), (21, 9587805), (35, 5752683), (45, 4474309), (63, 3195935), (105, 1917561), (315, 639187), (661, 304605), (967, 208215), (1983, 101535), (2901, 69405), (3305, 60921), (4627, 43515), (4835, 41643), (5949, 33845), (6769, 29745), (8703, 23135), (9915, 20307), (13881, 14505)]