1289014769

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 1541396736

約数和(自身を除く): 252381967

約数列:

[1, 7, 37, 107, 193, 241, 259, 749, 1351, 1687, 3959, 7141, 8917, 20651, 25787, 27713, 46513, 49987, 62419, 144557, 180509, 325591, 764087, 954119, 1720981, 4976891, 5348609, 6678833, 12046867, 34838237, 184144967, 1289014769]

約数ペア:

[(1, 1289014769), (7, 184144967), (37, 34838237), (107, 12046867), (193, 6678833), (241, 5348609), (259, 4976891), (749, 1720981), (1351, 954119), (1687, 764087), (3959, 325591), (7141, 180509), (8917, 144557), (20651, 62419), (25787, 49987), (27713, 46513)]