171991428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2047517}}^1$

素因数の和:2047531

約数の個数: 24

約数和(自身を含む): 458644032

約数和(自身を除く): 286652604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2047517, 4095034, 6142551, 8190068, 12285102, 14332619, 24570204, 28665238, 42997857, 57330476, 85995714, 171991428]

約数ペア:

[(1, 171991428), (2, 85995714), (3, 57330476), (4, 42997857), (6, 28665238), (7, 24570204), (12, 14332619), (14, 12285102), (21, 8190068), (28, 6142551), (42, 4095034), (84, 2047517)]