397455674

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{5879}}^1$

素因数の和:6338

約数の個数: 32

約数和(自身を含む): 745113600

約数和(自身を除く): 347657926

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 439, 878, 3073, 4829, 5879, 6146, 9658, 11758, 33803, 41153, 64669, 67606, 82306, 129338, 452683, 905366, 2580881, 5161762, 18066167, 28389691, 36132334, 56779382, 198727837, 397455674]

約数ペア:

[(1, 397455674), (2, 198727837), (7, 56779382), (11, 36132334), (14, 28389691), (22, 18066167), (77, 5161762), (154, 2580881), (439, 905366), (878, 452683), (3073, 129338), (4829, 82306), (5879, 67606), (6146, 64669), (9658, 41153), (11758, 33803)]