2017807281

素因数分解:

$3^4\times 7^1\times {\mathrm{1009}}^1\times {\mathrm{3527}}^1$

素因数の和:4555

約数の個数: 40

約数和(自身を含む): 3449255040

約数和(自身を除く): 1431447759

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1009, 3027, 3527, 7063, 9081, 10581, 21189, 24689, 27243, 31743, 63567, 74067, 81729, 95229, 190701, 222201, 285687, 572103, 666603, 1999809, 3558743, 10676229, 24911201, 32028687, 74733603, 96086061, 224200809, 288258183, 672602427, 2017807281]

約数ペア:

[(1, 2017807281), (3, 672602427), (7, 288258183), (9, 224200809), (21, 96086061), (27, 74733603), (63, 32028687), (81, 24911201), (189, 10676229), (567, 3558743), (1009, 1999809), (3027, 666603), (3527, 572103), (7063, 285687), (9081, 222201), (10581, 190701), (21189, 95229), (24689, 81729), (27243, 74067), (31743, 63567)]