79980255

素因数分解:

$3^2\times 5^1\times {\mathrm{1777339}}^1$

素因数の和:1777350

約数の個数: 12

約数和(自身を含む): 138632520

約数和(自身を除く): 58652265

約数列:

[1, 3, 5, 9, 15, 45, 1777339, 5332017, 8886695, 15996051, 26660085, 79980255]

約数ペア:

[(1, 79980255), (3, 26660085), (5, 15996051), (9, 8886695), (15, 5332017), (45, 1777339)]