280996587

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{612193}}^1$

素因数の和:612219

約数の個数: 16

約数和(自身を含む): 440779680

約数和(自身を除く): 159783093

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 612193, 1836579, 5509737, 10407281, 16529211, 31221843, 93665529, 280996587]

約数ペア:

[(1, 280996587), (3, 93665529), (9, 31221843), (17, 16529211), (27, 10407281), (51, 5509737), (153, 1836579), (459, 612193)]