2013115181

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{4423}}^1$

素因数の和:4721

約数の個数: 32

約数和(自身を含む): 2629767168

約数和(自身を除く): 616651987

約数列:

[1, 7, 11, 23, 77, 161, 253, 257, 1771, 1799, 2827, 4423, 5911, 19789, 30961, 41377, 48653, 65021, 101729, 340571, 455147, 712103, 1119019, 1136711, 7833133, 7956977, 12503821, 26144353, 87526747, 183010471, 287587883, 2013115181]

約数ペア:

[(1, 2013115181), (7, 287587883), (11, 183010471), (23, 87526747), (77, 26144353), (161, 12503821), (253, 7956977), (257, 7833133), (1771, 1136711), (1799, 1119019), (2827, 712103), (4423, 455147), (5911, 340571), (19789, 101729), (30961, 65021), (41377, 48653)]