1288396952

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{305597}}^1$

素因数の和:305651

約数の個数: 32

約数和(自身を含む): 2640366720

約数和(自身を除く): 1351969768

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 305597, 611194, 1222388, 2444776, 5195149, 9473507, 10390298, 18947014, 20780596, 37894028, 41561192, 75788056, 161049619, 322099238, 644198476, 1288396952]

約数ペア:

[(1, 1288396952), (2, 644198476), (4, 322099238), (8, 161049619), (17, 75788056), (31, 41561192), (34, 37894028), (62, 20780596), (68, 18947014), (124, 10390298), (136, 9473507), (248, 5195149), (527, 2444776), (1054, 1222388), (2108, 611194), (4216, 305597)]