157428279

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{12703}}^1$

素因数の和:12738

約数の個数: 28

約数和(自身を含む): 249938496

約数和(自身を除く): 92510217

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 729, 1377, 4131, 12393, 12703, 38109, 114327, 215951, 342981, 647853, 1028943, 1943559, 3086829, 5830677, 9260487, 17492031, 52476093, 157428279]

約数ペア:

[(1, 157428279), (3, 52476093), (9, 17492031), (17, 9260487), (27, 5830677), (51, 3086829), (81, 1943559), (153, 1028943), (243, 647853), (459, 342981), (729, 215951), (1377, 114327), (4131, 38109), (12393, 12703)]