208047483

素因数分解:

$3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{4409}}^1$

素因数の和:4536

約数の個数: 36

約数和(自身を含む): 352923480

約数和(自身を除く): 144875997

約数列:

[1, 3, 7, 9, 21, 49, 63, 107, 147, 321, 441, 749, 963, 2247, 4409, 5243, 6741, 13227, 15729, 30863, 39681, 47187, 92589, 216041, 277767, 471763, 648123, 1415289, 1944369, 3302341, 4245867, 9907023, 23116387, 29721069, 69349161, 208047483]

約数ペア:

[(1, 208047483), (3, 69349161), (7, 29721069), (9, 23116387), (21, 9907023), (49, 4245867), (63, 3302341), (107, 1944369), (147, 1415289), (321, 648123), (441, 471763), (749, 277767), (963, 216041), (2247, 92589), (4409, 47187), (5243, 39681), (6741, 30863), (13227, 15729)]