42278031

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{30703}}^1$

素因数の和:30732

約数の個数: 20

約数和(自身を含む): 66873312

約数和(自身を除く): 24595281

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 30703, 92109, 276327, 521951, 828981, 1565853, 2486943, 4697559, 14092677, 42278031]

約数ペア:

[(1, 42278031), (3, 14092677), (9, 4697559), (17, 2486943), (27, 1565853), (51, 828981), (81, 521951), (153, 276327), (459, 92109), (1377, 30703)]