217069414

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{85259}}^1$

素因数の和:85347

約数の個数: 16

約数和(自身を含む): 347860800

約数和(自身を除く): 130791386

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 85259, 170518, 1619921, 3239842, 5712353, 11424706, 108534707, 217069414]

約数ペア:

[(1, 217069414), (2, 108534707), (19, 11424706), (38, 5712353), (67, 3239842), (134, 1619921), (1273, 170518), (2546, 85259)]