81472959

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{59167}}^1$

素因数の和:59196

約数の個数: 20

約数和(自身を含む): 128867904

約数和(自身を除く): 47394945

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 59167, 177501, 532503, 1005839, 1597509, 3017517, 4792527, 9052551, 27157653, 81472959]

約数ペア:

[(1, 81472959), (3, 27157653), (9, 9052551), (17, 4792527), (27, 3017517), (51, 1597509), (81, 1005839), (153, 532503), (459, 177501), (1377, 59167)]