208173315

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{2647}}^1$

素因数の和:2776

約数の個数: 48

約数和(自身を含む): 391226112

約数和(自身を除く): 183052797

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 107, 147, 245, 321, 535, 735, 749, 1605, 2247, 2647, 3745, 5243, 7941, 11235, 13235, 15729, 18529, 26215, 39705, 55587, 78645, 92645, 129703, 277935, 283229, 389109, 648515, 849687, 1416145, 1945545, 1982603, 4248435, 5947809, 9913015, 13878221, 29739045, 41634663, 69391105, 208173315]

約数ペア:

[(1, 208173315), (3, 69391105), (5, 41634663), (7, 29739045), (15, 13878221), (21, 9913015), (35, 5947809), (49, 4248435), (105, 1982603), (107, 1945545), (147, 1416145), (245, 849687), (321, 648515), (535, 389109), (735, 283229), (749, 277935), (1605, 129703), (2247, 92645), (2647, 78645), (3745, 55587), (5243, 39705), (7941, 26215), (11235, 18529), (13235, 15729)]