1289782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:567

約数の個数: 16

約数和(自身を含む): 2106720

約数和(自身を除く): 816938

約数列:

[1, 2, 13, 26, 113, 226, 439, 878, 1469, 2938, 5707, 11414, 49607, 99214, 644891, 1289782]

約数ペア:

[(1, 1289782), (2, 644891), (13, 99214), (26, 49607), (113, 11414), (226, 5707), (439, 2938), (878, 1469)]