257705754

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109849}}^1$

素因数の和:109894

約数の個数: 32

約数和(自身を含む): 569462400

約数和(自身を除く): 311756646

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 109849, 219698, 329547, 659094, 1867433, 2526527, 3734866, 5053054, 5602299, 7579581, 11204598, 15159162, 42950959, 85901918, 128852877, 257705754]

約数ペア:

[(1, 257705754), (2, 128852877), (3, 85901918), (6, 42950959), (17, 15159162), (23, 11204598), (34, 7579581), (46, 5602299), (51, 5053054), (69, 3734866), (102, 2526527), (138, 1867433), (391, 659094), (782, 329547), (1173, 219698), (2346, 109849)]