2618289

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 4066920

約数和(自身を除く): 1448631

約数列:

[1, 3, 9, 17, 51, 109, 153, 157, 327, 471, 981, 1413, 1853, 2669, 5559, 8007, 16677, 17113, 24021, 51339, 154017, 290921, 872763, 2618289]

約数ペア:

[(1, 2618289), (3, 872763), (9, 290921), (17, 154017), (51, 51339), (109, 24021), (153, 17113), (157, 16677), (327, 8007), (471, 5559), (981, 2669), (1413, 1853)]