2051213457

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{1361}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 2917077120

約数和(自身を除く): 865863663

約数列:

[1, 3, 19, 57, 137, 193, 411, 579, 1361, 2603, 3667, 4083, 7809, 11001, 25859, 26441, 77577, 79323, 186457, 262673, 502379, 559371, 788019, 1507137, 3542683, 4990787, 10628049, 14972361, 35986201, 107958603, 683737819, 2051213457]

約数ペア:

[(1, 2051213457), (3, 683737819), (19, 107958603), (57, 35986201), (137, 14972361), (193, 10628049), (411, 4990787), (579, 3542683), (1361, 1507137), (2603, 788019), (3667, 559371), (4083, 502379), (7809, 262673), (11001, 186457), (25859, 79323), (26441, 77577)]