1304019

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{947}}^1$

素因数の和:976

約数の個数: 20

約数和(自身を含む): 2064744

約数和(自身を除く): 760725

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 947, 1377, 2841, 8523, 16099, 25569, 48297, 76707, 144891, 434673, 1304019]

約数ペア:

[(1, 1304019), (3, 434673), (9, 144891), (17, 76707), (27, 48297), (51, 25569), (81, 16099), (153, 8523), (459, 2841), (947, 1377)]