197159788

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{132857}}^1$

素因数の和:132921

約数の個数: 24

約数和(自身を含む): 401762592

約数和(自身を除く): 204602804

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 132857, 265714, 531428, 929999, 1859998, 3719996, 7041421, 14082842, 28165684, 49289947, 98579894, 197159788]

約数ペア:

[(1, 197159788), (2, 98579894), (4, 49289947), (7, 28165684), (14, 14082842), (28, 7041421), (53, 3719996), (106, 1859998), (212, 929999), (371, 531428), (742, 265714), (1484, 132857)]