1286439

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5569}}^1$

素因数の和:5590

約数の個数: 16

約数和(自身を含む): 2138880

約数和(自身を除く): 852441

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 5569, 16707, 38983, 61259, 116949, 183777, 428813, 1286439]

約数ペア:

[(1, 1286439), (3, 428813), (7, 183777), (11, 116949), (21, 61259), (33, 38983), (77, 16707), (231, 5569)]