197792084

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 412151040

約数和(自身を除く): 214358956

約数列:

[1, 2, 4, 7, 14, 28, 37, 71, 74, 142, 148, 259, 284, 497, 518, 994, 1036, 1988, 2627, 2689, 5254, 5378, 10508, 10756, 18389, 18823, 36778, 37646, 73556, 75292, 99493, 190919, 198986, 381838, 397972, 696451, 763676, 1336433, 1392902, 2672866, 2785804, 5345732, 7064003, 14128006, 28256012, 49448021, 98896042, 197792084]

約数ペア:

[(1, 197792084), (2, 98896042), (4, 49448021), (7, 28256012), (14, 14128006), (28, 7064003), (37, 5345732), (71, 2785804), (74, 2672866), (142, 1392902), (148, 1336433), (259, 763676), (284, 696451), (497, 397972), (518, 381838), (994, 198986), (1036, 190919), (1988, 99493), (2627, 75292), (2689, 73556), (5254, 37646), (5378, 36778), (10508, 18823), (10756, 18389)]