28124997

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{601}}^1\times {\mathrm{821}}^1$

素因数の和:1444

約数の個数: 16

約数和(自身を含む): 39587520

約数和(自身を除く): 11462523

約数列:

[1, 3, 19, 57, 601, 821, 1803, 2463, 11419, 15599, 34257, 46797, 493421, 1480263, 9374999, 28124997]

約数ペア:

[(1, 28124997), (3, 9374999), (19, 1480263), (57, 493421), (601, 46797), (821, 34257), (1803, 15599), (2463, 11419)]