2888045405

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{20959}}^1$

素因数の和:21129

約数の個数: 32

約数和(自身を含む): 4120903680

約数和(自身を除く): 1232858275

約数列:

[1, 5, 7, 31, 35, 127, 155, 217, 635, 889, 1085, 3937, 4445, 19685, 20959, 27559, 104795, 137795, 146713, 649729, 733565, 2661793, 3248645, 4548103, 13308965, 18632551, 22740515, 82515583, 93162755, 412577915, 577609081, 2888045405]

約数ペア:

[(1, 2888045405), (5, 577609081), (7, 412577915), (31, 93162755), (35, 82515583), (127, 22740515), (155, 18632551), (217, 13308965), (635, 4548103), (889, 3248645), (1085, 2661793), (3937, 733565), (4445, 649729), (19685, 146713), (20959, 137795), (27559, 104795)]