2016129605

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{21961}}^1$

素因数の和:22077

約数の個数: 32

約数和(自身を含む): 2875792128

約数和(自身を除く): 859662523

約数列:

[1, 5, 7, 35, 43, 61, 215, 301, 305, 427, 1505, 2135, 2623, 13115, 18361, 21961, 91805, 109805, 153727, 768635, 944323, 1339621, 4721615, 6610261, 6698105, 9377347, 33051305, 46886735, 57603703, 288018515, 403225921, 2016129605]

約数ペア:

[(1, 2016129605), (5, 403225921), (7, 288018515), (35, 57603703), (43, 46886735), (61, 33051305), (215, 9377347), (301, 6698105), (305, 6610261), (427, 4721615), (1505, 1339621), (2135, 944323), (2623, 768635), (13115, 153727), (18361, 109805), (21961, 91805)]