647236852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{134059}}^1$

素因数の和:134151

約数の個数: 24

約数和(自身を含む): 1216192320

約数和(自身を除く): 568955468

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 134059, 268118, 536236, 2279003, 4558006, 9116012, 9518189, 19036378, 38072756, 161809213, 323618426, 647236852]

約数ペア:

[(1, 647236852), (2, 323618426), (4, 161809213), (17, 38072756), (34, 19036378), (68, 9518189), (71, 9116012), (142, 4558006), (284, 2279003), (1207, 536236), (2414, 268118), (4828, 134059)]