2890563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{541}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 4188576

約数和(自身を除く): 1298013

約数列:

[1, 3, 13, 39, 137, 411, 541, 1623, 1781, 5343, 7033, 21099, 74117, 222351, 963521, 2890563]

約数ペア:

[(1, 2890563), (3, 963521), (13, 222351), (39, 74117), (137, 21099), (411, 7033), (541, 5343), (1623, 1781)]