207880616

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2633}}^1$

素因数の和:2849

約数の個数: 32

約数和(自身を含む): 398260800

約数和(自身を除く): 190380184

約数列:

[1, 2, 4, 8, 71, 139, 142, 278, 284, 556, 568, 1112, 2633, 5266, 9869, 10532, 19738, 21064, 39476, 78952, 186943, 365987, 373886, 731974, 747772, 1463948, 1495544, 2927896, 25985077, 51970154, 103940308, 207880616]

約数ペア:

[(1, 207880616), (2, 103940308), (4, 51970154), (8, 25985077), (71, 2927896), (139, 1495544), (142, 1463948), (278, 747772), (284, 731974), (556, 373886), (568, 365987), (1112, 186943), (2633, 78952), (5266, 39476), (9869, 21064), (10532, 19738)]