172104926

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647011}}^1$

素因数の和:647039

約数の個数: 16

約数和(自身を含む): 310565760

約数和(自身を除く): 138460834

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 647011, 1294022, 4529077, 9058154, 12293209, 24586418, 86052463, 172104926]

約数ペア:

[(1, 172104926), (2, 86052463), (7, 24586418), (14, 12293209), (19, 9058154), (38, 4529077), (133, 1294022), (266, 647011)]