2182885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 2825712

約数和(自身を除く): 642827

約数列:

[1, 5, 17, 61, 85, 305, 421, 1037, 2105, 5185, 7157, 25681, 35785, 128405, 436577, 2182885]

約数ペア:

[(1, 2182885), (5, 436577), (17, 128405), (61, 35785), (85, 25681), (305, 7157), (421, 5185), (1037, 2105)]