388642215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1993037}}^1$

素因数の和:1993058

約数の個数: 16

約数和(自身を含む): 669660768

約数和(自身を除く): 281018553

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1993037, 5979111, 9965185, 25909481, 29895555, 77728443, 129547405, 388642215]

約数ペア:

[(1, 388642215), (3, 129547405), (5, 77728443), (13, 29895555), (15, 25909481), (39, 9965185), (65, 5979111), (195, 1993037)]