28163085

素因数分解:

$3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4481}}^1$

素因数の和:4908

約数の個数: 16

約数和(自身を含む): 45178560

約数和(自身を除く): 17015475

約数列:

[1, 3, 5, 15, 419, 1257, 2095, 4481, 6285, 13443, 22405, 67215, 1877539, 5632617, 9387695, 28163085]

約数ペア:

[(1, 28163085), (3, 9387695), (5, 5632617), (15, 1877539), (419, 67215), (1257, 22405), (2095, 13443), (4481, 6285)]