396329517

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{287821}}^1$

素因数の和:287850

約数の個数: 20

約数和(自身を含む): 626876316

約数和(自身を除く): 230546799

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 287821, 863463, 2590389, 4892957, 7771167, 14678871, 23313501, 44036613, 132109839, 396329517]

約数ペア:

[(1, 396329517), (3, 132109839), (9, 44036613), (17, 23313501), (27, 14678871), (51, 7771167), (81, 4892957), (153, 2590389), (459, 863463), (1377, 287821)]