201617368

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{1433}}^1$

素因数の和:1891

約数の個数: 32

約数和(自身を含む): 388040400

約数和(自身を除く): 186423032

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 409, 818, 1433, 1636, 2866, 3272, 5732, 11464, 17587, 35174, 61619, 70348, 123238, 140696, 246476, 492952, 586097, 1172194, 2344388, 4688776, 25202171, 50404342, 100808684, 201617368]

約数ペア:

[(1, 201617368), (2, 100808684), (4, 50404342), (8, 25202171), (43, 4688776), (86, 2344388), (172, 1172194), (344, 586097), (409, 492952), (818, 246476), (1433, 140696), (1636, 123238), (2866, 70348), (3272, 61619), (5732, 35174), (11464, 17587)]