27920181

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{907}}^1$

素因数の和:1272

約数の個数: 16

約数和(自身を含む): 38586368

約数和(自身を除く): 10666187

約数列:

[1, 3, 31, 93, 331, 907, 993, 2721, 10261, 28117, 30783, 84351, 300217, 900651, 9306727, 27920181]

約数ペア:

[(1, 27920181), (3, 9306727), (31, 900651), (93, 300217), (331, 84351), (907, 30783), (993, 28117), (2721, 10261)]