28075653

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{20389}}^1$

素因数の和:20418

約数の個数: 20

約数和(自身を含む): 44409420

約数和(自身を除く): 16333767

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 20389, 61167, 183501, 346613, 550503, 1039839, 1651509, 3119517, 9358551, 28075653]

約数ペア:

[(1, 28075653), (3, 9358551), (9, 3119517), (17, 1651509), (27, 1039839), (51, 550503), (81, 346613), (153, 183501), (459, 61167), (1377, 20389)]