128799255

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{660509}}^1$

素因数の和:660530

約数の個数: 16

約数和(自身を含む): 221931360

約数和(自身を除く): 93132105

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 660509, 1981527, 3302545, 8586617, 9907635, 25759851, 42933085, 128799255]

約数ペア:

[(1, 128799255), (3, 42933085), (5, 25759851), (13, 9907635), (15, 8586617), (39, 3302545), (65, 1981527), (195, 660509)]