2178989834109

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{72109}}^1\times {\mathrm{915697}}^1$

素因数の和:987820

約数の個数: 16

約数和(自身を含む): 3169487173440

約数和(自身を除く): 990497339331

約数列:

[1, 3, 11, 33, 72109, 216327, 793199, 915697, 2379597, 2747091, 10072667, 30218001, 66029994973, 198089984919, 726329944703, 2178989834109]

約数ペア:

[(1, 2178989834109), (3, 726329944703), (11, 198089984919), (33, 66029994973), (72109, 30218001), (216327, 10072667), (793199, 2747091), (915697, 2379597)]