28842129

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{28871}}^1$

素因数の和:28917

約数の個数: 16

約数和(自身を含む): 43885440

約数和(自身を除く): 15043311

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 28871, 86613, 259839, 779517, 1068227, 3204681, 9614043, 28842129]

約数ペア:

[(1, 28842129), (3, 9614043), (9, 3204681), (27, 1068227), (37, 779517), (111, 259839), (333, 86613), (999, 28871)]